4) Solve Ax + By = C, for y

Answers

Answer 1

Answer:Ax + By = C

-ax -ax

-------------------

By = -Ax + C

--- ------------

B B

--------------------

y = -Ax + C

----------

B

Step-by-step explanation:

Answer 2

Answer:

y=c/b-ax/b

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.


Related Questions

I need help of finding the answer does anyone know it

Answers

Answer:

less than 3/4 pound of watermelon

Step-by-step explanation:

half of 3/4 is 3/8, which is less than 3/4 clearly

Set up and solve an equation to find x.

Answers

I would say the equation would be 3x=x+20 and subtract x on both sides and you get 2x=20 so then you would divide both sides by 2 and the answer is 10.

(-2-I)^2
Help !!!!!!!!

Answers

Answer:

The answer is 9.

Step-by-step explanation:

(-2-1)^2

(-3)^2

A negative times a negative equals a positive.

When you square something you multiply it by itself.

(-3)^2

=9

The area of a rectangular pool is 8342 m .
If the width of the pool is 86 m, what is its length?

Answers

Answer:

97 meters

Step-by-step explanation:

The area of a rectangle is its length multiplied by its width. Substitute the known values into this equation and solve for the length, l:

a = lw

8342 = 86l

l = 97

97m is the length of the pool

1/4(z +3z)+ 7=−z + 1 please help with this ive been stuck

Answers

First, simplify the parenthesis. You’ll get:
1/4(4z)+7=-z+1

Then multiply 1/4 by 4z. You’ll get:
z+7=-z+1

Love like terms to the same side. I wanted to have the variable positive on time, so I moved variables to the left and constants to the right. You’ll get:
2z=-6

Divide both sides by 2. You’ll get :
z=-3

(3x^2-7x)-(x^2+3x-9)

Answers

The answer is 9 I looked it up

Cylinder capacity 4.25 L, cylinder diameter of 13 what is the height of the cylinder?

Answers

Answer:

Step-by-step explanation:

Capacity of cylinder =4.25L

So volume of the cylinder=4250

πr^2h=4250

3.14×6.5×6.5×h=4250

132.665h=4250

h=4250/132.665

h=32.035

A friend of yours wants to teach a dance class after school. She needs to rent a dance studio to teach the class, and the cost of rent is $400 for 12 weeks. The class will meet each week and your friend will charge each student the same fee for the whole course. Your friend's profit depends on how many students enroll in the course and how much she charges each student.

If your friend charges each student D dollars for the course, define a function, p, that relates the number of students who take the dance course, n, to the profit, p(n).

Answers

Answer:

maybe the answer is 157 ok

Find the values of a, b, and c in the equation
below.

a=
b=
c=

Answers

Answer:

x to the 12th power, y to the 3rd power and z to the 11th power

Step-by-step explanation:

Answer:

on edge its

a=12

b=2

c=11

hope this helps

Step-by-step explanation:

PLEASE HELP
A plane flies at a steady rate of 40 mph while a second plane flies at a steady rate of 100 mph. The planes are 200 miles apart and fly directly toward each other. In how many hours will they meet?

Answers

Answer:

1.43 hours

Step-by-step explanation:

Given that:

Speed of plane A = 40 mph

Speed of plane B = 100 mph

Distance between plane A and B = 200 m

In how many hours will they meet?

Recall :

Distance = speed * time

Let the time traveled by each plane = t

Since the total distance apart = 200m

Hence,

Plane A distance + Plane B distance = total distance

40t + 100t = 200

140t = 200

Divide both sides by 140

140t / 140 = 200 / 140

t = 1.4285 hours

t = 10/7 hours or 1.43 hours

SOMEONE PLEASE HELP ME WITH THIS!!!!

Answers

Answer: B) 2(x + 3) - 1

Answer:

I think its answer b

Step-by-step explanation:

in not sure what the question is asking but b is the only answer equal to 2z+5. Im not sure if thats right though. check it on m a t h way.

Find the slope of a line parallel to a line containing points (3,-5) and(1,7)

Answers

Answer:

Required slope = - 6

Step-by-step explanation:

Parallel lines have same slope.

(x₁ , y₁) = (3 , -5)      &  (x₂ , y₂) = (1, 7)

[tex]Slope = \frac{y_{2}-y_{1}}{x_{2}-x_{1}}[/tex]

        [tex]= \frac{7 - [-5]}{1-3}\\\\=\frac{7+5}{1-3}\\\\=\frac{12}{-2}\\\\= -6[/tex]

Slope of the a line parallel to a line  = -6

9. Horizontally arranged elements in a matrix is called *
O Columns
O ROWS
O Determinants
O Transpose

Answers

9jskxnxnxnzhzbzjjx xhhxhxh h

Answer:

Rows...............

Step-by-step explanation:

Hope this helps ☺

3. PLEASE HELP! Jenna just opened a checking account at the bank. Within the first month, she deposited three checks for $34.98, $51.02, and $51.22. She withdrew $5.23 for new pencils, $5.22 for cards, and $7.89 for movies from her account in the same month.
(a) Write Jenna's withdrawals as negative rational numbers and her deposits as positive rational numbers.
(b) Order the rational numbers from least to greatest and explain your reasoning.
(c) What is the greatest deposit within Jenna's account so far?

Answers

Answer:C) She would have $216.88.

Step-by-step explanation:

A) Deposits:  +34.98; +51.02; +51.22

Withdrawals:  -5.23; -5.22; -7.89

B) -7.89, -5.23, -5.22, +34.98, +51.02, +51.22

The smallest amount will be the largest withdrawal, as it takes away from the account; the largest amount will be the largest deposit, as it adds to the account.

98 + 34.98 = 132.98 + 51.02 = 184.00 + 51.22 = 235.22 - 7.89 = 227.33 - 5.23 = 222.10 - 5.22 = 216.88

I think it’s c sorry if it’s wrong

I need help. Thank you.

Answers

Answer:

The teacher sets up 7 work stations in each of the 2 classrooms.

Step-by-step explanation:

1. Find the number of work stations in all. We can find the number of work stations by dividing the amount of clay by the amount of clay that will be in each work station. 7/8 is the amount she has and 1/16 is how many that will be in each work station. 7/8 divided by 1/16 is equal to 7/8 * 16/1, and if you cross cancel, you would get 14.

2. Find how many are in each classroom. Since we know that we have 14 workstations in all, and that there are two classrooms, to find the amount in each, you have to divide 14/2. 14/2 = 7

Answer: The teacher sets up 7 work stations in each of the 2 classrooms.

Your salary is $65,788. If you work fifty 40-hour weeks in a year, what is your hourly wage?

Answers

31.63$ an hour not including taxes

I need help with this 9/2 divided by 2/9

Answers

Answer:

20.25

Step-by-step explanation:

decimal form- 20.25

fraction form- 81/4 simplified-20 1/4

Determine the area of squre ABCD with AB=3cm

Answers

Answer:

Area: [tex]9 cm^{2}[/tex]

Step-by-step explanation:

Since all sides of a square have equal lengths, the area of the square is [tex]a^{2}[/tex] (a = length of a side).

Since the length of the side of the square is given (is 3cm), the area of the square is [tex](3cm)^{2}[/tex] =  [tex]9cm^{2}[/tex]

Answer:

9

Step-by-step explanation:

3 by 3 is 9

Select all expressions that are equivalent to 5% of 200.
А 1/20 X 200
B 1/5 x 200
С 1/2 • 200
D 10
E 5

Answers

A. 1/20 x 200

D.10

To figure out what 5% of 200 is, you would multiply 200 by .05.

To figure out if 1/20 of 200 is 10, simply divide 200 by 20.

Hope that helps!

What is the slope-intercept form of the equation of the line with a slope of 3 and y-intercept at the origin (0,0)?

Answers

Answer:

Step-by-step explanation:

y=3x

What is the difference between the SSS/SAS congruency postulate and the SSS/SAS similarity postulate?
Help Please!!!!

Answers

Answer:

This states that if two sides and the included angle of one triangle are congruent to two sides and the included angle of another triangle, then the triangles are congruent. And third, there's the ASA postulate.

Step-by-step explanation:

Googled it. Hope this helps

can anyone please help me

Answers

Move to the left.
The number gets smaller, so it has to go to the left.
3.0 x 10^-2 would then be .03.

help please i WILL GIVE BRAINLIST :) ​

Answers

Answer:

yup

Step-by-step explanation:

asfbguagsfiuahef

Divide and simplify 7 3/5 divided by 4 easy question (:

Answers

Answer:

1 9/10

​​

Step-by-step explanation:

Convert    7 3/5 to improper fraction. Use this rule a/bc

​ 7x5+3                                                                                                                                      

    5

  4  

Simplify  7\times 5 to  35.

Nvm I just give u the answer​

Answer:

1.9

Step-by-step explanation:

How do you turn 0.06 into a frac

Answers

Answer:

6/100

Step-by-step explanation

Answer:

First write 0.06 as 0.06/1. Them mutliply by 100 so 0.06 times 100/ 1 times 100 this equals 6/100. Simplfy and you will fet 3/50 te anwer

Step-by-step explanation:

Plz Mark Brainliest Thanks

Simplify (32)2
A) 9
B) 18
C) 27
D) 81

Answers

Answer:

D) 81

Step-by-step explanation:

I think cause you would do 3 by the second power so that would be 9 then 9 the the second power would be 81 so yeah good luck

Answer:

D is your correct answer

Step-by-step explanation:

Well first things first if we want to simplify with a base and an exponent we can use product of two powers with like bases.

-------------------------

Example/model of product of two powers with like bases:

x^m + n (adding the exponents)

-------------------------

If we add those two exponents you get 3^4. Then if you do 3 x 3 x 3 x 3 = ?

What do you get? You get 81. Hope this helpss! Good luck!!

The measures of the angles of a triangle are shown in the figure below. Find the
measure of the smallest angle.
(4x)
(x+18)
112°
Answer:
Submit Answer

Answers

{4x, x+18, 112}
4x +(18+x)+112=5x+19.9548
0.333333(5x+19.9548)

9514 1404 393

Answer:

  28°

Step-by-step explanation:

The sum of angles in a triangle is 180°, so we have ...

  (4x) +(x +18) +112 = 180

  5x = 50 . . . . . . . subtract 130

  x = 10

Then the two acute angles are ...

  (4x)° = (4·10)° = 40°

  (x+18)° = (10+18)° = 28°

The measure of the smallest angle is 28°.

What are the roots of the polynomial equation x* – 25x² + 144 = 0?
A -16, -9
В. 4 9
16, 9
D. -4,-3,3,4

Answers

D. Is right just did the test

what is 4.89 times 6.3 in dollars and cents plz i really need help!:(

Answers

Answer:

$30.81

Step-by-step explanation:

4.89 x 6.3 = 30.807 = 30.81 (rounded)

30 dollars

81 cents

Answer:

36.18

Step-by-step explanation:

CAN ANYBODY HELP ME WITH THIS? btw not really yelling
The scale factor of a room for a scale drawing is 2.3. The actual length of a wall in the room is 46 feet and the actual width of the room is 69 feet. What is the area of the scale drawing?

Answers

The area of the scale drawing will be:
600 square feet.
Step-by-step explanation:
The actual length of a wall in the room is 46 feet and the actual width of the room is 69 feet.
It is given that:
The scale factor of a room for a scale drawing is 2.3.
The length of the room according to the scale drawing will be:
46÷2.3=20 feet
and the width of the room according to scale drawing will be:
69÷2.3=30 feet
We know that the wall is in the shape of a rectangle.
This means that the area of scale drawing will be:
Length×Width
= 20×30
= 600 square feet.
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