amberjhall amberjhall

22-01-2019
Mathematics

contestada

8 - 3 (x+4) = 2x (show all work)

Respuesta :

Ammimochi Ammimochi

22-01-2019

Expand

8 - 3x - 12 = 2x

Simplify 8 - 3x - 12 to -3x - 4

-3x - 4 = 2x

Add 3x to both sides

-4 = 2x + 3x

Simplify 2x + 3x to 5x

-4 = 5x

Divide both sides by 5

-4/5 = x

Switch sides

x = -4/5

Answer Link

Otras preguntas

Please help 10 points

There are three different cameras and five different books.A teacher wants to give one camera and one book to a student. Find the number of combinations the tea

p = c + 2b + 3a solve for c

If f(x) = x - 5, then match each of the following. 1. f(-1) A. 3 2. f(0) B. -5

Need help with a few math problems. (Square root)

Which expressions are equivalent to 4^3 x 4^-5? Choose all answers that are correct. A) 4^-2 B) 1/16 C) 4^-15 D) 0.0625 E) 16^-1 F) 1/4^15 G) 16^-2 H) 1

Kris' case is unusual, because parkinson's disease usually takes many decades to kill enough neurons (cells in the brain) to cause the symptoms that we see in t

to say that species a is more closely related to species b than to species c is to say that a and b?

Find the distance between the two points A and then find the midpoint of the line segment AB.

Describe at least 4 characteristics of the region that make it a unique location in Canada