3r-4+2r=36

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Solution for 3r-4+2r=36 equation: 



3r-4+2r=36

We move all terms to the left:

3r-4+2r-(36)=0

We add all the numbers together, and all the variables

5r-40=0

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

5r=40

r=40/5

r=8

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