Mathematics High School

2(x+7) = -4x + 14

What is the value of x, will give brainliest to first answer

Answers

Answer 1

Answer:

x = 0

Step-by-step explanation:

[tex]2(x+7)=-4x+14\\x+7=-2x+7\\x=-2x\\3x=0\\x=0[/tex]

Answer 2

Answer:

x=-0

Step-by-step explanation:

Related Questions

What is two times two I need help

Answers

Answer:

4

Step-by-step explanation:

Determine the resulting polynomial:
f(x) = x + 10
g(x) = -22 – 2x – 4
Find: f(x) g(x)

Answers

Answer:

-x³-12x²-24x-40

Step-by-step explanation:

f(x)=(x+10)

g(x)=-x²-2x-4

f(x)*g(x)=(x+10)(-x²-2x-4)

x(-x²)+x(-2x)+x(-4)+10(-x²)+10(-2x)+10(-4)

-x³-2x²-4x-10x²-20x-40

-x³-12x²-24x-40

Can anyone help me with this please

Answers

Answer:

no linear function hope this helped

I need this really fast in like 2 min

2 + 5x – 3 – 2 + 4x = 15

Answers

Answer: x=2

Step-by-step explanation:

a) If f(x) = 3x - 2, find f(x)
b) Find f(13)

Answers

3x-2(13) then 39x-26 equals 13
f(13) = 3(13) - 2
f(13) = 39 - 2
f(13) = 37

What is the decimal form of 45/129

Answers

Answer:

0.348837

Step-by-step explanation:

114 points on the coordinate plane below which point would lie on both the X axis and the Y axis?

Answers

Answer:

(0, 0 )

Step-by-step explanation:

The point at the origin, where the x and y axes meet is on both

The coordinates of the origin are (0, 0 )

f(x) = 5x^3 – 4x - 12

Answers

Answer: -12

Step-by-step explanation:

last question for the day

Answers

Answer:

a

Step-by-step explanation:

I just need help solving for A​

Answers

Answer:

115

Step-by-step explanation:

The answer will be ( 115 )

Hi I'm looking to solve this question for my work but I'm super stuck and I need help asap. Thsnks
6w = 4w + 9

Answers

10w + 9 Are you combing like terms?

Type the missing number in this sequence:

1, 2, 5, 10, , 26, 37, 50

Answers

Step by step explanation:

If a item goes from 1.50 to 2.20 what's the percent increase

Answers

The increase would be 46.67%
the answer is 46.76%

Eric is told by his doctor that he needs to lose 15 pounds. If Eric now weights 285 pounds,then by what percentage should Eric weight decrease?

Answers

Answer:

5.26%

Step-by-step explanation:

15/285=x/100. 15 is the amount of weight he wants to lose. x=5.26%


Divide these fractions
2/3 = 3/4

Answers

Answer:

8/9

Step-by-step explanation:

I'm pretty sure after you make it a reciprocal you multiply it

Find the greatest common factor​ (GCF) for each pair of numbers.
9 and 33

Answers

Answer:

3

Step-by-step explanation:

Write the factors for each term

9 = 1,3,9

33 = 1,3,11,33

The greatest common factor is 3

3 is the GCF of 9 and 33

5 In a group of 80 animals, 32 are dogs. Dogs make up
what percent of the animals in the group?

Answers

Answer:

dogs=32

total animal=80

dogs percent=dogs/total animal×100%=32/80×100%=40%

Answer: dogs=32

total animal=80

dogs percent=dogs/total animal×100%=32/80×100%=40%

Step-by-step explanation:

Can anyone help me with this question please.

Answers

it’s d, because thats the formula !! mark me brainliest so I can help more people please !!

HELP ASAP!!! Due at 11:59

Answers

The answer is E
Hope this helps!

There are 8 cookies in each box. Rhyan ate 6 from her box and Juan ate 4 from his box. How many boxes of cookies did they eat altogether?

Answers

10 cookies all together
10 cookies eaten from Rhyan and Juan!


Five less than three times the length L.

Answers

5 < 3L
Is this what you are looking for ?

(BRAINLIEST) Please answer quickly i will mark brainliest if right

Answers

Answer:

D

Step-by-step explanation:

yo u dont even have to work just look that its obtuse and 126 is obtuse so there u go!

Answer:

A seems right to me

Step-by-step explanation:

5x−4y=34
−x+8y=22
elimination

Answers

Answer:

The solution to the system of equations is:

[tex]x=10,\:y=4[/tex]

Step-by-step explanation:

Given the system of equations

[tex]\begin{bmatrix}5x-4y=34\\ -x+8y=22\end{bmatrix}[/tex]

Multiply -x+8y=22 by 5:  -5x+40y=110

[tex]\begin{bmatrix}5x-4y=34\\ -5x+40y=110\end{bmatrix}[/tex]

so adding the equations

[tex]-5x+40y=110[/tex]

[tex]+[/tex]

[tex]\underline{5x-4y=34}[/tex]

[tex]36y=144[/tex]

solve 36y = 144 for y:

[tex]36y=144[/tex]

divide both sides by 36

[tex]\frac{36y}{36}=\frac{144}{36}[/tex]

Simplify

[tex]y=4[/tex]

For 5x-4y=34 plug in y=4

[tex]5x-4\cdot \:4=34[/tex]

[tex]5x-16=34[/tex]

Add 16 to both sides

[tex]5x-16+16=34+16[/tex]

Simplify

[tex]5x=50[/tex]

Divide both sides by 5

[tex]\frac{5x}{5}=\frac{50}{5}[/tex]

Simplify

[tex]x=10[/tex]

Therefore, the solution to the system of equations is:

[tex]x=10,\:y=4[/tex]

A hot air balloon holds 2,200 cubic meters of helium. The density of helium is 0.1785 kilograms per cubic meter. How many kilograms of helium does the balloon contain, rounded to the nearest tenth of a kilogram?

Answers

Answer:

392.7

To get the answer multiply Density * Volume

Mass = 0.1785 * 2200

Mass = 392.7

The mass of the helium with a density of 0.1785 kilograms per cubic meter and volume of 2,200 cubic meters  is 392.7 kg

What is density?

The density of a substance is its mass per unit volume. It can be represented mathematically as follows:

density = mass / volume

Therefore,

mass of the helium = ?

density of the helium = 0.1785  kilograms per cubic meter

volume of helium = 2,200 cubic meters

Therefore,

mass = density × volume

mass =  0.1785 × 2200

mass = 392.7 kg

learn more on density here: https://brainly.com/question/4504994

#SPJ2

What is the equation of the line that passes through the point (-2, 7) and has a slope of zero? A.x = 7 B.y = -2 C.x = -2 D.y = 7

Answers

Answer:

A X=7

Step-by-step explanation:

no slope so it is a horizontal line

Can someone help me ?

Answers

Answer:

Step-by-step explanation:

Given

let the unknown angle be x then,

with reference angle x

perpendicular(p) = 3

base(b)= 9

now

tan x = p/b

tan x = 3 / 9

tan x = 1 / 3

x = tan ^-1( 1/3)

x = 18.43°

hope it will help u :)

Find the value of x.
110°
X + 116

Answers

xterm correct answer is =11

600×4 what is it hhhhhhhhhhhh

Answers

Answer:

2400

Step-by-step explanation:

WHO's BIRTHDAY was on 24 January?
my bday was yesterday
mentors can u please not remove this because i want this to be here and I WILL be VERy HApy

Answers

happy belated birthday!

Judy calls in a to-go order at the local pizzeria. She orders pizza for $1.75
per slice and a soda for $2.50.

Answers

Answer:

i think you want the total. it is $4.15

Step-by-step explanation:

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