-7x-21=-161

Simple and best practice solution for -7x-21=-161 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 -7x-21=-161 equation: 


Simplifying
-7x + -21 = -161

Reorder the terms:
-21 + -7x = -161

Solving
-21 + -7x = -161

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + -7x = -161 + 21

Combine like terms: -21 + 21 = 0
0 + -7x = -161 + 21
-7x = -161 + 21

Combine like terms: -161 + 21 = -140
-7x = -140

Divide each side by '-7'.
x = 20

Simplifying
x = 20

See similar equations:

| x^2-1ox-24=0 | | -4(1+6x)=116 | | 3x-5=5x+5 | | 10m+22=30+11m | | R-4=6-10-7 | | 323322+45333= | | X-139=132 | | 9(2+y)= | | 2g-5(3.4-1.2g)= | | 5b+b-50=22 | | y=5-13x | | -4x=2-18 | | 3a^2-a+5=0 | | (x+3)(x+3)=x(x+7) | | 9=16x-13x | | 5-4x=-7x+71 | | 5/7p=10 | | 2k^2-k+3+5k^2+3k-7=7k^2+2k-4 | | 8-12-4= | | 600t=800(x-.75) | | 4(1-b)-5b= | | -.60b+.40b+7=19 | | 3n+6=123 | | 6s-8=-16+2s | | 8x-12=-8+8x | | 2(x+3)+4(x-1)=32 | | -22-x=5+16x+9 | | 3-6m=9-5m | | (x+6)(x+6)=x(x+13) | | 600t=800(x-7.5) | | 3p-10=-22+p | | 50w+l=300p |

Equations solver categories