-2x-81=7x-18

Simple and best practice solution for -2x-81=7x-18 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 -2x-81=7x-18 equation:


Simplifying
-2x + -81 = 7x + -18

Reorder the terms:
-81 + -2x = 7x + -18

Reorder the terms:
-81 + -2x = -18 + 7x

Solving
-81 + -2x = -18 + 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.
-81 + -2x + -7x = -18 + 7x + -7x

Combine like terms: -2x + -7x = -9x
-81 + -9x = -18 + 7x + -7x

Combine like terms: 7x + -7x = 0
-81 + -9x = -18 + 0
-81 + -9x = -18

Add '81' to each side of the equation.
-81 + 81 + -9x = -18 + 81

Combine like terms: -81 + 81 = 0
0 + -9x = -18 + 81
-9x = -18 + 81

Combine like terms: -18 + 81 = 63
-9x = 63

Divide each side by '-9'.
x = -7

Simplifying
x = -7

See similar equations:

| H(t)=-5t^2+5t+10 | | 8x-5=6x-51 | | -4v=20 | | u/7-8=-12 | | 2y-4(3y+5)=2+2(y-5) | | 2(-8-2x)=-8 | | 3x+28=9x-2 | | 2(3x-2)=4x | | 28=-4(-8+1) | | 4+x-1=0 | | 28=-4(-7+1) | | 28=-4(1+1) | | 6v+18=0 | | 24-4x=-12 | | 28=-4(2+1) | | 2y+10=3-5y | | 2x+76+84=360 | | v/3=18.75 | | -3+4n=3+6n | | 90+9x-7+7x+1=180 | | X+3=-7+3x | | 6+x-1=0 | | 3x-9=3+6x | | -3b+2a+3c-5b-3a= | | 3(s+4)=8 | | 3-4n=3-n | | -9/4x72 | | -6(p-7)=9 | | 7.2+x=90 | | b^2/3=9 | | -2x+10=5x+4 | | 3=-7(i+4) |

Equations solver categories