7-7r=r-4(2+r)

Simple and best practice solution for 7-7r=r-4(2+r) 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 7-7r=r-4(2+r) equation: 



7-7r=r-4(2+r)

We move all terms to the left:

7-7r-(r-4(2+r))=0

We add all the numbers together, and all the variables

-7r-(r-4(r+2))+7=0



We calculate terms in parentheses: -(r-4(r+2)), so:

r-4(r+2)

We multiply parentheses

r-4r-8

We add all the numbers together, and all the variables

-3r-8

Back to the equation:

-(-3r-8)



We get rid of parentheses

-7r+3r+8+7=0

We add all the numbers together, and all the variables

-4r+15=0

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

-4r=-15

r=-15/-4

r=3+3/4

See similar equations:

| 1/4(4x-12)=x-3 | | 2a-3+3a+1+2a=a | | -18=-10-1.5m | | 8x+45=4x+6+7x+15 | | 9y-7y-9=21.96 | | 67x+-37=69+37 | | 50x+180=1270 | | 308b=4708 | | -6k+8k=9-k | | 16n^2-26n+3=0 | | 14x+54=8x+30 | | (a/7)+(5/7)=2/7 | | |5-3a|=0 | | 2580+2920+x÷3=3000 | | 50x180=1270 | | -7n-3=24 | | 14-2s=12 | | 90×500=x | | -1.3x+5.7x=11 | | 11/3x=100 | | -28-x=-5x+48 | | 11-3+4x=19 | | x/x2-25-x+3/x2-5x=-7/x2+5x | | 7/4q=-3 | | -6=t/2-8 | | -2=6+2w | | 15x+5+22x+4=140 | | 5x2=21x-4 | | -8u+26.7=1.1 | | -4x-28=-2x-18 | | 2(x+8=-3(x+3) | | 18+d/14-d=3/7 |

Equations solver categories