3x-7=138+8x

Simple and best practice solution for 3x-7=138+8x equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 3x-7=138+8x equation:


Simplifying
3x + -7 = 138 + 8x

Reorder the terms:
-7 + 3x = 138 + 8x

Solving
-7 + 3x = 138 + 8x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-8x' to each side of the equation.
-7 + 3x + -8x = 138 + 8x + -8x

Combine like terms: 3x + -8x = -5x
-7 + -5x = 138 + 8x + -8x

Combine like terms: 8x + -8x = 0
-7 + -5x = 138 + 0
-7 + -5x = 138

Add '7' to each side of the equation.
-7 + 7 + -5x = 138 + 7

Combine like terms: -7 + 7 = 0
0 + -5x = 138 + 7
-5x = 138 + 7

Combine like terms: 138 + 7 = 145
-5x = 145

Divide each side by '-5'.
x = -29

Simplifying
x = -29

See similar equations:

| 81x^2+36xv+4v^2=0 | | x/-5.7=9.1 | | 36/2m+3=4 | | 3[4x-(6-5x)]=15-6(5-2x) | | 15=80-4q | | =85+36 | | 10a-2= | | 2(3a-2)+4a= | | 2(3a-2)+4ab= | | -2x+15=43-5x | | x/-4-5=4 | | 6x-14=4x+4 | | 8x=15+4x | | 22+2=4 | | 3x=-4+(4x-1) | | -1/2m-3=9 | | A=3.14r | | 0.25y+19/2 | | 3y=702 | | 1/4y+91/2 | | 12x^2+9x^2=0 | | (cos)x=1 | | 1/4+4/8 | | 3-2-4-5= | | 12x-19=10x+20 | | 20+4y+y=180 | | 2x=6x-16 | | x+105=80+2x | | (ln(y))=2t+4 | | ln(y)=2t+4 | | lny=2t+4 | | 180-(x+105)+2x+80=180 |

Equations solver categories