3(r-7)=-4

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Solution for 3(r-7)=-4 equation: 



3(r-7)=-4

We move all terms to the left:

3(r-7)-(-4)=0

We add all the numbers together, and all the variables

3(r-7)+4=0

We multiply parentheses

3r-21+4=0

We add all the numbers together, and all the variables

3r-17=0

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

3r=17

r=17/3

r=5+2/3

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