3(1-4r)=99

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Solution for 3(1-4r)=99 equation: 



3(1-4r)=99

We move all terms to the left:

3(1-4r)-(99)=0

We add all the numbers together, and all the variables

3(-4r+1)-99=0

We multiply parentheses

-12r+3-99=0

We add all the numbers together, and all the variables

-12r-96=0

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

-12r=96

r=96/-12

r=-8

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