9=-8u+3(u-7)

Simple and best practice solution for 9=-8u+3(u-7) 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 9=-8u+3(u-7) equation: 



9=-8u+3(u-7)

We move all terms to the left:

9-(-8u+3(u-7))=0



We calculate terms in parentheses: -(-8u+3(u-7)), so:

-8u+3(u-7)

We multiply parentheses

-8u+3u-21

We add all the numbers together, and all the variables

-5u-21

Back to the equation:

-(-5u-21)



We get rid of parentheses

5u+21+9=0

We add all the numbers together, and all the variables

5u+30=0

We move all terms containing u to the left, all other terms to the right

5u=-30

u=-30/5

u=-6

See similar equations:

| 2(x*x)-7x-6=120 | | 2(z-5)=6 | | 15+0.75x=0.80 | | 3/4x96=34.8 | | X(60-0.0004x)=220,000 | | 18=3+5q | | -12d-20d+6=-18 | | (x+54)+x=180 | | 2*(3^x)=36 | | -8+5c=2 | | 3x+5=3x-18 | | 2(3^(x))=36 | | 1.6(10t+8)−4=2t+2 | | 14t+15t-5=19 | | 7u^2+14=70 | | X+47=8a | | 1/3x-13=5 | | 2/3x+1/3=1 | | 13-m=9 | | 7.2x-17.4=4.2 | | z+6/6=5 | | 7+8h=55 | | 2.4w=0.8w-16.32 | | 8+3r=68 | | 15p+20=-16+18p | | -19+5n=17+3n | | 8=3r=68 | | -13-z=12z | | -u+10+7=-10+2u | | 6.3−3x=0 | | 5w-8=7w+10 | | 7x-10x=14 |

Equations solver categories