91=7-(3+3r)

Simple and best practice solution for 91=7-(3+3r) 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 91=7-(3+3r) equation: 



91=7-(3+3r)

We move all terms to the left:

91-(7-(3+3r))=0

We add all the numbers together, and all the variables

-(7-(3r+3))+91=0



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

7-(3r+3)

determiningTheFunctionDomain
-(3r+3)+7

We get rid of parentheses

-3r-3+7

We add all the numbers together, and all the variables

-3r+4

Back to the equation:

-(-3r+4)



We get rid of parentheses

3r-4+91=0

We add all the numbers together, and all the variables

3r+87=0

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

3r=-87

r=-87/3

r=-29

See similar equations:

| -1n/9=2 | | S=−0.25t+4 | | 28=6(u+4)-4u | | 32-8a=8(a-6) | | 8x+6-3x=-9x-8 | | −3+2x=−x+6 | | 8+4x-2-2x=4x+2+2x+1-5x | | 3x+3(x-7)=3 | | 2(3x-1)/6=-3 | | 3-5r=-9+r | | -5(-2b-9)=8b-7 | | -2x+5=8-2x | | 18=6-2(x+5)-5 | | 91+x/2=80 | | y-1/2-y+5/4=6-y | | 4x+5=9x-9 | | 2(1-x)-3(x+4)=0 | | 1-5x=-6x+6 | | 3n-6+5n+4=6+2n+4 | | 9x+7=7x-9 | | -5(r+2)=-69 | | 2-8x+3=6-3x+7-13x | | X3+x=15 | | 7-(a-3=-2(2a+1) | | 2x+18+3x-3=56-3x+39 | | 3+x+5/6=10 | | 4y-21-6y=5y-1-17y | | 7f=51.80 | | 4x+8-x-1=10-15 | | 33.2x=4.1x | | 2y+2=1y+27-4y | | 6c+11=5c+1 |

Equations solver categories