3u-8=-20

Simple and best practice solution for 3u-8=-20 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 3u-8=-20 equation: 


Simplifying
3u + -8 = -20

Reorder the terms:
-8 + 3u = -20

Solving
-8 + 3u = -20

Solving for variable 'u'.

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

Add '8' to each side of the equation.
-8 + 8 + 3u = -20 + 8

Combine like terms: -8 + 8 = 0
0 + 3u = -20 + 8
3u = -20 + 8

Combine like terms: -20 + 8 = -12
3u = -12

Divide each side by '3'.
u = -4

Simplifying
u = -4

See similar equations:

| -10y=x+21 | | 4y-5+y+19=5y+20-2y | | 10=5+5y | | 2x=x-46*x-86 | | .1x-33+.4x-40=180 | | 1x-3=9 | | -6=5u+4 | | n+20=100 | | -6=1/2x-4 | | 7(5+6x)=203 | | 10-4(6-x)+5= | | -6=1/2x4 | | 6000=3x/2(2x) | | 2x+25+65=180 | | 8(y-6)=7(y+2) | | -21.8-g=9.5 | | 2x+3x-x= | | 2w+2=16 | | -12+n=-36 | | 5+3n-4=9n+7-7n | | 6+5x=(x-3)-3(x-1) | | y=-x^2+500x | | 2x+2-3=5 | | f(x)=6x-17 | | -21.8+g=9.5 | | 5(2x+5y)= | | 4a+12=2a-8 | | 3z/5-3z/8=1 | | -6(1-6x)=150 | | 3x+10+105=13x+15 | | 43.4= | | W(2w-2)=420 |

Equations solver categories