2(4-3r)=20-2r

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Solution for 2(4-3r)=20-2r equation: 



2(4-3r)=20-2r

We move all terms to the left:

2(4-3r)-(20-2r)=0

We add all the numbers together, and all the variables

2(-3r+4)-(-2r+20)=0

We multiply parentheses

-6r-(-2r+20)+8=0

We get rid of parentheses

-6r+2r-20+8=0

We add all the numbers together, and all the variables

-4r-12=0

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

-4r=12

r=12/-4

r=-3

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