Solve for x.
ax + b = r
O
b-r
X=
a
O
r-b
X=
a
b-a
X=
r
O
ar
X=
b

Answers

Answer 1

Answer:

x = (r-b) /a

Step-by-step explanation:

ax + b = r

Subtract b from each side

ax+b-b = r-b

ax = r-b

Divide each side by a

ax/a = ( r-b)/a

x = (r-b) /a


Related Questions

Find the length of AD if AB = 24, DE = 8, and DC = 12.
a.8
b.12
c.14
d.10

HELP PLS

Answers

Answer:

AD = 12

Step-by-step explanation:

Find the diagram attached

From the given diagram, it can be inferred that;

AB = AD+DB and AD = DB

AB = AD + AD

AB = 2AD

AD = AB/2

Given that AB = 24

AD = 24/2

AD = 12

Hence the length of AD is 12

Answer: 10

Step-by-step explanation:

I got it right after trying the answer of 12 on CAOLA

What is an equation of the line that passes through the points (2, -2) and (8,4)?
Please I’ll give you BRAINLEST

Answers

Answer:

y=x-4

Step-by-step explanation:

m=(y2-y1)/(x2-x1)=(4-(-2))/(8-2)=(4+2)/6=6/6=1

slope is 1

y-y1=m(x-x1) where m=slope

y-(-2)=1(x-2)

y+2=x-2

y=x-2-2

y=x-4

If corresponding angles are on parallel lines, then their measure is the same _____.

always
never
sometimes

Answers

Step-by-step explanation:

always .

plz mark my answer as brainlist.hope this will be helpful to you

Answer: Always

Step-by-step-sumsum:

HELP ME ILL GIVE BRAINLIEST

Answers

Answer:

D is correct but this is the math section, please put these in the history section

Answer:

Looks good to me

Step-by-step explanation:

"The Court took the position that school officials could not prohibit only on the suspicion that the speech might disrupt the learning"

What is the height of the boat in the scale model?
What length is the real boat?

Answers

Answer:

15

Step-by-step explanation:

a) The height of the real boat is 15 feet and the scale model is 3 inches

b) The scale model is 9 inches , and the real height is H = 45 feet

What is Proportion?

The proportion formula is used to depict if two ratios or fractions are equal. The proportion formula can be given as a: b::c : d = a/b = c/d where a and d are the extreme terms and b and c are the mean terms.

The proportional equation is given as y ∝ x

And , y = kx where k is the proportionality constant

It demonstrates the equality of the relationship between the expressions printed on the left and right sides.

Given data ,

Let the proportion be represented as A

Now , the value of A is

The proportion of scale model of the boat to the real boat is 1 : 5

Now ,

a)

The height of the real boat is 15 feet and the scale model is k inches

From the proportion , we get

1 / 5 = k / 15

Multiply by 15 on both sides , we get

k = 3 inches

b)

The scale model is 9 inches , and the real height is H

From the proportion , we get

5 / 1 = H / 9

Multiply by 9 on both sides , we get

H = 45 feet

Hence , the proportion is solved

To learn more about proportion click :

https://brainly.com/question/7096655

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A $50 item is discounted 30%. How much is the discount?​

Answers

Answer:

$15

Step-by-step explanation:

Discount = $50 x 30% = $15

Step-by-step explanation:

❁ [tex] \underline{ \underline{ \large{ \tt{ \: G \: I \: V \: E \: N}}}} : [/tex]

Marked price ( MP ) = $ 50Discount % ( Dis % ) = 30 %

❁ [tex] \underline{ \underline{ \large{ \tt{ T \: O \: \: F \: I \: N \: D}}}} : [/tex]

Discount amount = ?

❁ [tex] \underline{ \underline{ \large{ \tt{S \: O \: L \: U \: T \: I \: O \: N}}}} : [/tex]

[tex] \boxed{ \sf{Discount \: amount = Dis\% \: of \:MP}}[/tex]

Plug the known values :

➝ [tex] \large{ \tt{30\% \: of \: 50}}[/tex]

Convert 30% to fraction. For that divide 30 by 100 and remove the percentage symbol.

➝ [tex] \large{ \tt{ \frac{30}{100} \times 50}}[/tex]

➝ [tex] \large{ \tt{ \bold{ \$ \: 15}}}[/tex]

[tex] \large{ \underline{ \pink {\boxed{ \boxed{ \tt{Our \: final \: answer : \boxed{ \underline{ \bold{ \tt{ \bold{ \$ \: 15}}}}}}}}}}}[/tex]

Hope I helped ! ♡

Have a wonderful day! ツ

# [tex] \underline{ \underbrace{\tt{ \pink{Carry \: on \: learning ! }}}}[/tex]

▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁

Are 0.34 and 3/4 equivalent? Please explain your answer In complete sentences.

Answers

no

when 3 divided by 4 is converted into a decimal, it is 0.75 which does not equal 0.34

0.34 can also be written as 34/100
and 3/4 can be written as 75/100

therefore 0.34 and 3/4 are not equivalent

Which value of x would make FG || BC?
с
В
х+ 3
ОООО
х+6
6
G
F
X-1
х+1
A

Answers

Answer:

9

Step-by-step explanation:

Find the diagram attached

Using the similarity theorem

A F/F B = AG/GC

x+1/x+6 = x-1/x+3

Cross multiply

(x-1)(x+6) = (x+1)(x+3)

Expand

x²+6x-x-6 = x²+x+3x+3

5x - 6 = 4x+3

5x-4x = 3+6

x = 9

Hence the value of x is 9

Find all x-values for which f ( x ) = 2 for the function below.

{ ( - 3, 2 ), ( - 1, 0 ), ( - 3, 1 ), ( 2, - 3 ) }
how would i solve this please help

Answers

Answer:

x = -3

Step-by-step explanation:

First let us get the equation of the coordinates

y-y0 = m(x-x0)

Using the coordinates ( - 3, 2 ), ( - 1, 0 )

m = 0-2/-1-(-3)

m = -2/2

m = -1

Substitute m = -1 and (-1, 0) into the formula

y - 0 = -1(x+1)

y = -x-1

f(x) = -x-1

Since f(x) = 2

2 = -x-1

-x = 2+1

-x = 3

x = -3

Hence the value of x is -3

I need help with this plz

Answers

Answer :

B I think that’s the answer
12 + 13 + 14 + 18 + 14 + 13 + 14 + 17 + 12 + 13

= 140

÷10

= 14

Answer is B


What is the measure of Zx?
Angles are not necessarily drawn to scale.

Answers

Answer:

the answer is 78*

Step-by-step explanation:

31 and 47 is 78...

i hope this helps

if do then thank me

i want to know if i am right

good luck

A can of soup has the shape of a cylinder.
The diameter of the base of the can is
3.4 inches, and the height of the can is
4.5 inches. What is the volume of the can
rounded to the nearest tenth of a cubic
inch?

Answers

Answer:

Step-by-step explanation:

Height h = 4.5 inches

Radius r = 3.4/2 = 1.7 inches

Area of base = πr² = 2.89π square inches

Volume of cylinder = πr²h = 2.89π4.5 = 13.0 cubic inches

Answer:

The answer is 40.8

Step-by-step explanation:

The volume of a cone equals the area of a circle multiplied by the height

[tex]v = \pi \times {r}^{2} \times h \\ = 3.14 \times 1.7 \times 1.7 \times 4.5 \\ = 40.8[/tex]

What is the solution of the system of equations?
y=x+2
y = 3x
F. (3,-1) G.(-3, 1) H. (1,3)I. (1, -3)

Answers

Answer:

the right answer is H.(1,3)

Sam and Nathan are training for a race. Monday, Sam ran 2 ¾ miles, and Nathan ran 2 ⅓ miles. How much farther did Sam run than Nathan?

Answers

Answer:

1/2 - 1/5

1 1/5 - 2/3

Step-by-step explanation:

La energía que posee un cuerpo que se encuentra en movimiento se conoce como energía cinética. La Física es la ciencia encargada de estudiar este fenómeno natural y, para calcularla, utiliza la fórmula. La unidad de medida de la energía es el julio (J).

Answers

Answer:

Energía cinética = 0,5 x (masa x velocidad^2).

Step-by-step explanation:

"Cinética" significa "movimiento", y por lo tanto, la energía cinética es la energía que hay en algún objeto o cuerpo porque se está moviendo. Así, esta energía puede definirse como el trabajo mecánico necesario para acelerar un objeto de masa particular desde el carril hasta el terreno en movimiento. Al recibir esta energía rápidamente, el cuerpo retiene esta energía cinética dentro de él, a menos que cambie su velocidad.

HELP ASAP HELPPP MARKING BRAINLIEST

Answers

The answer is 68 1/8

Answer:

answer is 68 1/8

Step-by-step explanation:

42 out of 100
how do u do this question? ​

Answers

100-42 or 100/42????.?.???.?

NEEDED ASAP WILL MARK AS BRAINLIEST
Here are two right-angled triangles.
Given that tan a = tan b
find the value of x.
You must show all your working.

Answers

Explanation:

This might not be how you are supposed to do it but,

We can see the two triangles are similar because AA similarity.

We know that the sides are proportional so we can make:

[tex]\frac{x+2}{x}=\frac{4}{3x-1}[/tex]

We get,

[tex]3x^2+5x-2=4x\\3x^2+x-2\\(3x-2)(x+1)=0\\x=2/3, x=-1[/tex]

Because sides can't be negative, x = 2/3

Answer:

x=2/3 = 0.7

Step-by-step explanation:

X+2/x = 4/3x-1

=(X+2)(3x-1)=4x

(x+2)(3x-1)-4x=0

3x²-x+6x-2-4x=0

3x²+x-2=0

3x²+3x-2x-2=0

3x(x+1)-2(x+1)

(x+1)(3x-2)=0

x+1=0

3x-2=0

x=-1 or 2/3

x=2/3 = 0.7

Please help due by tonight.

( . ) ( . )

\

\____/

Answers

Answer:

y = 1/2x^2 - 2x - 1

Step-by-step explanation:

Vertex(2, - 3)

Equation of Parabola (In vertex form): y = a(x - h)^2 + k,

                                                               y = a(x - 2)^2 - 3

Substitute given point (0, -1) and solve for a:

y = a(x - 2)^2 - 3,

-1 = a(0 - 2)^2 - 3,

a = 1/2

Equation: y = 1/2(x - 2)^2 - 3 = 1/2(x^2 - 4x + 4) - 3 = 1/2x^2 - 2x + 2 - 3 = 1/2x^2 - 2x - 1,

y = 1/2x^2 - 2x - 1: Option C

is it possible to have triangle with 3 cm 6 cm and 7 cm sides if yes then​

Answers

Answer:

No

Step-by-step explanation:

Step-by-step explanation:

Yes it is possible to have a triangle with 3 cm, 6 cm and 7 cm sides because in order to form a triangle the length of two sides of a triangle should exceed the third side as shown below :

3 + 6 > 7

9 > 7( True) ✔

6 + 7 > 3

13 > 3 ( True) ✔

7 + 3 > 6

10 > 6 ( True) ✔

Hope it will help :)

Marty sold a book online. The service charge was a 15% fee for using their website. If Marty sold the book for $60.00, how much money will Marty receive after the fee is assessed?

Answers

Answer:  Marty would receive $69.00.

Step-by-step explanation:

15% is 9 of 60.

Marty would receive 51 dollars because 15% is 9 of 60 so you subtract 9 from 60 to get what Marty would receive after the fee of 9 dollars (15%) was assessed.

Answer 51


What is the y-intercept?

Answers

Y intercept is 8
I hope this helps

12.) Joe sold 56 tickets to the school play and collected $215. Tickets
for adults cost $4.50 and student tickets cost $3.50 each. How many
of each did he sell?

Answers

Answer:

I DONT KNOW!!

Step-by-step explanation:

16. Solve the system of equations by graphing.
y = x + 8
y = - x- 6


Answers

Answer:

Step-by-step explanation:

x + 8 = -x - 6

2x + 8 = -6

2x = -14

x = -7

y = -7 + 8

y = 1

(-7, 1)


Today Ebuka opened a new cereal box. He ate a bowl of the cereal, which was 8% of the cereal in
the entire box. Approximately how many more bowls of cereal can Ebuka expect to get from this box
if he continues to eat the same amount of cereal in each bowl?

Answers

Answer:

he can get 12 bowls

Step-by-step explanation:

You have to divide 8% by 100% to get the answer but I rounded down

tim played 20 games of draughts he won 16 of those games.what fraction of the game did he win
b) he played 30more games he had then 68% of all his games how amny of 30 games did he win

Answers

Answers to both subparts are shown:

(A) The fraction of games Tim wins is 4/5.(B) Tim wind has 20 games when he plays 30 games.

What is a fraction?Any number of equal parts is represented by a fraction, which also represents a portion of a whole. A fraction, such as one-half, eight-fifths, or three-quarters, indicates how many components of a particular size there are when stated in ordinary English. An element of a whole is a fraction. The number is represented mathematically as a quotient, where the numerator and denominator are split. Both are integers in a simple fraction.

So, (A) fraction of the game Tim wins:

The number of games played is 20.The game won is 16.

Then, the fraction will be:

16/204/5

(B) Games Tim wins in 30 games.

The total number of games played is 30.The winning percentage is 68%.

So, a number of games won:

30/100 × 680.30 × 6820.4Rounding off: 20

Therefore, answers to both subparts are shown:

(A) The fraction of games Tim wins is 4/5.(B) Tim wind has 20 games when he plays 30 games.

Know more about fractions here:

https://brainly.com/question/78672

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The correct question is shown below:

(A) tim played 20 games of draughts he won 16 of those games.what fraction of the game did he win

b) he played 30 more games he had then 68% of all his games how amny of 30 games did he wi

Mr. Johnson sells erasers for $3 each. He sold 96 erasers last week and he sold 204 erasers this week

Answers

Answer:

288

Step-by-step explanation:

it's pretty simple, if u do 96 * 3, it will be that. yw :)

Answer:

He made $324.

Step-by-step explanation:

96 x 3 = 288

204 x 3 = 612

So, then 612-288 = 324

Hope this helped!

The Sum Of A Number And Six

Answers

Answer:

x+6

Hope this helps! :)

Answer:

The sum of a # and 6 is...

Step-by-step explanation:

It’s at 15??

I really need hel, please help​

Answers

Answer:

1. 3(x-4)-9= 3

  3x-12-9=3

  3x-21=3

  3x=24

  x=8

2. x=6

3. x=8

4. x=2

Answer:

Miscellaneous

Step-by-step explanation:

1. Distribute and simplify to get: 3x-12-9 = -3

Then combine like terms to get 3x-21 = -3

Add 21 on both side sto get 3x = 18

divide 3 on both sides to get x=6

2. x+5 = 11

Subtract 5 from both sides to get x = 6

3. 2x-3 = 13

Add 3 to both sides to get 2x = 16

Divide 2 from both sides to get x =8

4. 4(x+2) = 16

Distribute to get 4x+8 = 16

Subtract 8 from both sides to get 4x = 8

Divide 4 from both sides to get x=2

Brandy has 8 pounds of candy. She wants to give each of her friends 1/3 pound. To how many friends can Brandy give candy?

Answers

He can give 24 friends some candy
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