77=-7(-r-6)-7(-3r+3)

Simple and best practice solution for 77=-7(-r-6)-7(-3r+3) 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 77=-7(-r-6)-7(-3r+3) equation: 



77=-7(-r-6)-7(-3r+3)

We move all terms to the left:

77-(-7(-r-6)-7(-3r+3))=0

We add all the numbers together, and all the variables

-(-7(-1r-6)-7(-3r+3))+77=0



We calculate terms in parentheses: -(-7(-1r-6)-7(-3r+3)), so:

-7(-1r-6)-7(-3r+3)

We multiply parentheses

7r+21r+42-21

We add all the numbers together, and all the variables

28r+21

Back to the equation:

-(28r+21)



We get rid of parentheses

-28r-21+77=0

We add all the numbers together, and all the variables

-28r+56=0

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

-28r=-56

r=-56/-28

r=+2

See similar equations:

| 5.51=n+3.35 | | 3r+6r+-4r=-5 | | 29x-3=180 | | 12(2x-3)=4x+1 | | -15-x=-34 | | 8r=4r-12 | | -8m+7m+-13=0 | | ​4(x​-6)+4=6x-4 | | 4v+4=-8(v+7) | | -t-10=4t+10 | | 2(3x-1=1/2(4x+6) | | -3c-12=c+16 | | 6x-9+3=12 | | 3x+6+114+6x-12=180 | | 510+40x=300+25 | | 7t−2t=10 | | 15w/15=45/15 | | 2x*3-6x^2-5x+3=0 | | 3(4-5p)=6p-30 | | 6(y-2)=-3y+42 | | 4.2x-1.4=2,1 | | 6(7x+7)=7(5x+5) | | 8m-5m=15 | | 3(5x+-11)=5x+7 | | m+4=10+4m | | 23c-4=3c+36 | | 2(t+3)+2(t+2)=56 | | 14=x/2-6 | | 15w-55+55=-10+55 | | (0.50-0.20)x=6.00+3.00 | | h/2−1=2 | | 4z=-18+6z |

Equations solver categories