-7(2+3r)=154

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Solution for -7(2+3r)=154 equation: 



-7(2+3r)=154

We move all terms to the left:

-7(2+3r)-(154)=0

We add all the numbers together, and all the variables

-7(3r+2)-154=0

We multiply parentheses

-21r-14-154=0

We add all the numbers together, and all the variables

-21r-168=0

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

-21r=168

r=168/-21

r=-8

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