4+2r=76

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Solution for 4+2r=76 equation: 



4+2r=76

We move all terms to the left:

4+2r-(76)=0

We add all the numbers together, and all the variables

2r-72=0

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

2r=72

r=72/2

r=36

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