2r+3(r-2)=4

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



2r+3(r-2)=4

We move all terms to the left:

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

We multiply parentheses

2r+3r-6-4=0

We add all the numbers together, and all the variables

5r-10=0

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

5r=10

r=10/5

r=2

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