-8x-39=7x+21

Simple and best practice solution for -8x-39=7x+21 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 -8x-39=7x+21 equation:


Simplifying
-8x + -39 = 7x + 21

Reorder the terms:
-39 + -8x = 7x + 21

Reorder the terms:
-39 + -8x = 21 + 7x

Solving
-39 + -8x = 21 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-39 + -8x + -7x = 21 + 7x + -7x

Combine like terms: -8x + -7x = -15x
-39 + -15x = 21 + 7x + -7x

Combine like terms: 7x + -7x = 0
-39 + -15x = 21 + 0
-39 + -15x = 21

Add '39' to each side of the equation.
-39 + 39 + -15x = 21 + 39

Combine like terms: -39 + 39 = 0
0 + -15x = 21 + 39
-15x = 21 + 39

Combine like terms: 21 + 39 = 60
-15x = 60

Divide each side by '-15'.
x = -4

Simplifying
x = -4

See similar equations:

| 256-3x=42x+16 | | 256-3x=424+16 | | 10(x+2)=36 | | f(x)=4*cos(2x) | | 7+6x=7+x | | 22x-34=0 | | -v+170=92 | | 3x+28=-3 | | 8(4y-4)+4(10y+5)= | | 3X+5=5-4X | | -34-10x=109-31x | | 94=251-y | | x^2-(9*x)-8=0 | | (x-5)/2-(x-3)/2=4(x-2) | | -22x-4x=8-10x | | x^2+3x^3+x(4-4x)=233x | | 15m^2-11m=0 | | x^4-3x^3-12x^2+48x-64=0 | | 241=287-x | | 241=387-x | | -10n^8y^7/10n^9y^7 | | y*4y=3y-24 | | -2j^3d^5/-7^5d^3 | | 6x-82=2x-14 | | 7x-(3x-(4x-2(x+3y)))= | | 3x^5-10x^3+7=0 | | 45-7x=2x+15 | | 7(9g+6)=4 | | 7(9g+6)=42 | | 1/2(x-2)+1=1/3(12-x) | | -7-4x=5x+11 | | 3(x-0.2)=1.4-x |

Equations solver categories