-r-3(1-4r)=63

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Solution for -r-3(1-4r)=63 equation: 



-r-3(1-4r)=63

We move all terms to the left:

-r-3(1-4r)-(63)=0

We add all the numbers together, and all the variables

-r-3(-4r+1)-63=0

We add all the numbers together, and all the variables

-1r-3(-4r+1)-63=0

We multiply parentheses

-1r+12r-3-63=0

We add all the numbers together, and all the variables

11r-66=0

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

11r=66

r=66/11

r=6

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