-3(-7+7a)=21+8a

Simple and best practice solution for -3(-7+7a)=21+8a 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 -3(-7+7a)=21+8a equation: 



-3(-7+7a)=21+8a

We move all terms to the left:

-3(-7+7a)-(21+8a)=0

We add all the numbers together, and all the variables

-3(7a-7)-(8a+21)=0

We multiply parentheses

-21a-(8a+21)+21=0

We get rid of parentheses

-21a-8a-21+21=0

We add all the numbers together, and all the variables

-29a=0

a=0/-29

a=0

See similar equations:

| 15(x-1)-4(x-3)=2(7.5+x) | | 3x-24=2x+38 | | 58=14+11w | | 7m-10=3m+30= | | -2(6n+4)-2=-94 | | -21=-2m+7 | | 6(3x-4)-4(2x-5)=30 | | -6(6-7r)+3r=-324 | | 36+m=5m | | -4(x+0)=5(x-4) | | 11.7y+6.8=217.4 | | -4(x+0=5(x-4 | | 4m=m=36 | | -4(x+5=5(x-4) | | (5x-2)^2=2 | | 3y-3y=5 | | 3/7x+2=11 | | g/4+10=11 | | 177=-5(6p-1)-8 | | 3x^2+13x-430=0 | | g/4+10=1 | | 3x^2+13x+410=0 | | 7g+18=4g+10 | | 3x^2+13x+190=0 | | 5(x+6)-2x=3(x10) | | -(2y+3)(7y-1)=0 | | 5(x+6-2x=3(x10) | | 1(x+1)=3/2 | | 3p/4+1/6=p/8-1/3 | | -8=m/10-10 | | x8^2-3x+1-10=0 | | x^2-3x+1-10=0 |

Equations solver categories