what is the solution to this equation?



A. x=-4
B. x= 100
C. x= 4
D. x=-100

What Is The Solution To This Equation?A. X=-4B. X= 100C. X= 4D. X=-100

Answers

Answer 1

Answer:

             D.    x = - 100

Step-by-step explanation:

[tex]\bold{\dfrac x5=-20}\\{}\ \ ^{\cdot5\qquad\cdot5}\\\bold{\dfrac x5\cdot\dfrac51=-20\cdot5}\\\\\bold{x=-100}[/tex]


Related Questions

Solve the following equation algebraically. Show your work.
17 = -13 – 82
Will mark brainliest

Answers

Hope the answer I gave you helps!!!
:)

i also need help with this one too

Answers

Answer:

27°

Step-by-step explanation:

angle FDG is a alternate interior angle with angle BDG

Answer:

27

Step-by-step explanation:

the explanation is too long... just trust me its 27


In Joel's town, about 33 out of 100 cats are black. If Joel walks by 21 cats in 1 week, predict how many of those cats are black?

Answers

Answer:

7 cats are black

Step-by-step explanation:

Since 33 out of 100 cats are black then that means that 33% of the cats are black.

Since he walked by 21 cats 33% of them are most likely black.

So you do .33 x 21= 6.93 which can be rounded up to 7 cats

(b) Factorise fully.
10x²+6x

Answers

Answer:

2x(5x + 3)

Step-by-step explanation:

Factor out common factors. Note that both terms have x inside it. Therefore, you will factor out one x from each term.

Note the factors of both 10 & 6:

10: 1 , 2 , 5, 10

6: 1 , 2 , 3, 6

Note that the greatest factor shared is 2. Divide 2 and x out from both terms:

(10x² + 6x)/2x = 5x + 3

2x(5x + 3) is your answer.

~

Rewrite each of these statements so that negations appear only within predicates (that is, so that no negation is outside a quantifier or an expression involving logical connectives). a) ¬∃y∃xP (x, y) b) ¬∀x∃yP (x, y) c) ¬∃y(Q(y) ∧ ∀x¬R(x, y)) d) ¬∃y(∃xR(x, y) ∨ ∀xS(x, y)) e) ¬∃y(∀x∃zT (x, y, z) ∨ ∃x∀zU (x, y, z))

Answers

Answer:

Follows are the solution to the given point:

Step-by-step explanation:

In point a:

¬∃y∃xP (x, y)  

∀x∀y(>P(x,y))  

In point b:

¬∀x∃yP (x, y)

 ∃x∀y  ¬P(x,y)

In point c:

¬∃y(Q(y) ∧ ∀x¬R(x, y)) [tex]\equiv[/tex]  ∀y(> Q(y) V ∀ ¬ (¬R(x,y)))

∀y(¬Q(Y)) V ∃xR(x,y) )

In point d:

¬∃y(∃xR(x, y) ∨ ∀xS(x, y))  

∀y(∀x>R(x,y)) [tex]\wedge[/tex] ∃x>s(x,y))

In point e:

¬∃y(∀x∃zT (x, y, z) ∨ ∃x∀zU (x, y, z))

∀y(∃x ∀z)>T(x,y,z) [tex]\wedge[/tex] ∀x ∃z> V (x,y,z))  

Please help me. I will give 25 points..

Answers

Answer:

a. Given

b. Given

c. Linear Pair Postulate

d. Same side interior angle theorem

e. Converse of same side interior angle theorem

Step-by-step explanation:

Linear Pair Postulate – says that “If two angles form a linear pair, then those angles are also going to be supplementary.”

Same side interior angle theorem – says that “If two lines are parallel and same side interior angles are formed, then the angles will be supplementary to one another.”

Converse of same side interior angle theorem – says that “If same side interior angles are supplementary, then the lines that form them will be parallel to one another.”

susie purchased a dress on sale for $22.36. this is 85% of the original price. what was the original price?

Answers

Answer:

I would say probably 26.31 because 85% of 26.31 is 22.3635.

Hope this helps!

What is the percent if we go from 12 to 23?

Answers

23% now the main number is 23

Answer:

91.67%

Step-by-step explanation:

find diff between 12 and 23 as a number

divide that number from step on by 12  

multiply the result from step 2 by 100

PLZ HELP ME I will give u 10 points PLZZ HELP ME

Answers

Answer:

1000

7/100

Step-by-step explanation:

10×10×10is 100

Which equation represent the line shown on the graph

Answers

yeah i think it B
sorry if i got it wrong:(

What is the value of x?

Answers

Answer:

x=70

Step-by-step explanation

[tex]\\180-45=135\\\\135=2x-5\\add5\\140=2x\\divide2\\x=70[/tex]

<3

Red

Answer:

x=70

Step-by-step explanation:

45+ (2x-5)=180 ....... as they are same side interior angles.

2x+40=180

2x=140

x=70

hope i helped !!! :)

( if it is right, pls give brainiest)

Carla traveled 320 miles in 5 hours. At this rate, how far will Carla travel in 7 hours?
Please show work with it

Answers

Answer:

448

Step-by-step explanation:

320/5 is 64 miles per hour

64*7 is 448

she will travel 448 miles in 7 hours

Carla traveled 320 miles in 5 hours. At this rate, Carla will travel 448 miles in 7 hours.

What is the unitary method?

The unitary method is a method for solving a problem by the first value of a single unit and then finding the value by multiplying the single value.

Carla traveled 320 miles in 5 hours. At this rate, then we need to find how far will Carla travel in 7 hours.

If 5 hours = 320 miles

then 7 hours = ?

7 hours will give more so if more less divide;

7hours ÷5hours × 320 miles

Then hours will cancel out,

= 7÷5×320 miles

= 448 miles

Therefore, Carla will travel 448 miles in 7 hours.

Learn more about the unitary method;

https://brainly.com/question/23423168

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Answer choices:

(x + 0, y -12)

(x + 8, y - 6)

(x + 1, y - 13)

(x - 7, y - 3)

(x + 10, y + 0)

Answers

It’s is (x-7, y-3) hope this helps :)

The ratio between earths actual diameter and it’s scaled diameter can be used to find the scaled diameter of the other planets. Earths diameter of 12,756 kilometers is scaled to 3.5 centimeters as shown in the table. Now let’s find the scaled diameter of Mars as an example. Using the calculations shown, Mars diameter of 6,792 would be scaled to 1.9 centimeters. Use this same process to complete the table with the scaled diameters of the other planets. Round each answer to the tenths place.

Answers

Answer:

Mercury 1.3, Venus 3.3, Jupiter 39.2, Saturn 33.1, Uranus 14, Neptune 13.6

Step-by-step explanation:

The scaled diameter of each planet is:

Mercury - 1.3 cm

Venus - 3.3 cm

Jupiter - 39.2 cm

Saturn - 33.1 cm

Uranus - 14 cm

Neptune - 13.6 cm

Given,

The ratio between the earth's actual diameter and its scaled diameter can be used to find the scaled diameter of the other planets.

Earth's diameter of 12,756 kilometers is scaled to 3.5 centimeters as shown in the table.

Using the calculations shown, Mars's diameter of 6,792 would be scaled to 1.9 centimeters.

Use this same process to complete the table with the scaled diameters of the other planets.

Round each answer to the tenths place.

What does it mean to be in proportion?

If two given ratios are equal we say that the ratios are in proportion.

Example:

1/2 and 4/8 are in proportion.

- 1/2

- 4/8 = 1/2

We have,

Earths diameter = 12,756 km

It is scaled to 3.5 cm

The ratio is:

= 12,756 km /3.5 cm

Since each planet is in proportion with each planet.

We have,

Let the scaled diameter be d.

- Mercury d

12,756 / 3.5 = 4879 / d

d =  (4879 x 3.5) / 12756

d = 1.3 cm

- Venus d

12,756 / 3.5 = 12104 / d

d = (12104 x 3.5) / 12756

d = 3.3 cm

- Jupiter d

12,756 / 3.5 = 142984 / d

d = (142984 x 3.5) / 12756

d = 39.2 cm

- Saturn d

12,756 / 3.5 = 120,536 / d

d = (120536. x3.5) / 12756

d = 33.1 cm

- Uranus d

12,756 / 3.5 = 51118 / d

d = (51118 x 3.5) / 12756

d = 14 cm

- Neptune d

12,756 / 3.5 = 49, 528 / d

d = (49528 x 3.5) / 12756

d = 13.6 cm

Thus the scaled diameter of each planet is:

Mercury - 1.3 cm

Venus - 3.3 cm

Jupiter - 39.2 cm

Saturn - 33.1 cm

Uranus - 14 cm

Neptune - 13.6 cm

Learn more about ratios in proportion here:

https://brainly.com/question/26974513

#SPJ2

Vision Source has a pair of glasses that are 20% more than the same pair of glasses at ABC Eye. If the glasses are $85 at ABC Eye, then how much more will you pay at Vision Source?

Answers

Answer:

the answer is $102

Step-by-step explanation:

because %20 is equal to $17

Please help me out!!! :)
How can you look at the equation of two lines and determine if they will be parallel?

Answers

Answer:

fafg and then do the 2a ab 2b

Step-by-step explanation:

Pls help..............

Answers

F(-2) = -15
F(-6)= 49

how do i write this equation in function notation.

=−2/5+1

Answers

Answer:

f(x) = −2/5x + 1

Step-by-step explanation:

when putting an equation in function notation first you must make sure the equation is in slope-intercept form and then you must rewrite the equation but instead of putting y you will replace it with f(x), or g(x), whichever one you are given directions to put it as.

Hope This Helps!

Plz Mark Brainliest!

Solve the system.

X+y=8
2x^2 - y= -5

Answers

Answer:

third option

Step-by-step explanation:

[tex]( x + y = 8 ) + ( 2x^{2} - y = -5 )\\\\(x + y + 2x^{2} - y ) = 8 + (-5)\\2x^{2} + x = 3[/tex]

y - 3 = 2/5(x + 7) what is the slope

Answers

Answer:

2/5

Step-by-step explanation:

Let's simplify this equation to find the slope. I am going to make this into

y = mx+b form where m is the slope and b is the y-intercept.

y - 3 = 2/5(x+7)

y - 3 = 2/5(x) + 14/5

y = 2/5(x) + (14/5 + 3)

y = 2/5(x) + 29/15

The slope of this equation is 2/5

thoughts on Larray's new song? anyone??

Answers

Answer:

Step-by-step explanation:

EST SONG EVER ITS ALMOST AT 40 MIL VEIWS SO COOL

I need help ASAP pls

Answers

Answer:

b. 70+90=160

180-160=20°

a. 180-(20+90)

180-110=70

Write an equation of the line passing through point P(4,−6) that is perpendicular to the line y=−3.

x=

Answers

Answer:

ummm im sorry i will answer in the comments

Step-by-step explanation:

Answer:

x=4

Step-by-step explanation:

if you plot y= -3 and the point (4,-6) you will see that the only answer can be x=4


On one play, a football team gained 9 yards. On the next play, the football team received a penalty
of -10 yards.

Answers

Answer:

If your asking what the sum of the yards is it would be -1

Step-by-step explanation:

First I would make a number line from -10 to positive 10. Then from zero add nine. Then subtract 10 from 9. Since 10 is bigger than nine it would be a negative number. Hope this helped.

Represent the following sentence as an algebraic expression, where "a number" is the letter x. The product of 8 and a number.​

Answers

Answer:

x times 8 I'm pretty sure

Cheyenne collects movies. She has 435 movies that are either comedy, scary, or sci-fi. She has the same number of videos for each genre. How many movies does she have in each genre. Draw a model and write an equation that represent the problem. Solve.

Answers

145 movies of each genre.

435/3= 145

Solve the inequality. Q No. 1

-2(x - 5) < -x + 3

Answers

Answer:

x>7

Step-by-step explanation:

-2(x - 5) < -x + 3

-2x + 10 < -x + 3

-2x + x < 3 - 10

-x < -7

-x / -1 < -7 / -1

x > 7

Answer:

X < 7

Step-by-step explanation:

On Monday morning, Megan had a balance of $17 on her lunch card. The cost of a pizza is $4.50. Megan bought a pizza every day for 5 days. What is Megan's balance at the end of the 5 day school week?​

Answers

you do 4.50(5) - 17 = 5.5

What is the value of the expression All of 3.6 multiplied by 10 to the power 8 over all of 1.2 multiplied by 10 to the power 3?

Answers

Answer:

aswer is something

Step-by-step explanation:

Answer: Ur mom

Step-by-step explanation:

2. The maroon team and the orange team played a
game of football. The maroon team scored 30
points and the orange team scored 9 points. What is
the ratio of points scored by the maroon team to
points scored by the orange team?

Answers

Answer:

30:9

Step-by-step explanation:

The maroon team scored 30 points

The orange team scored 9 points

30:9

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