7+r/2=3

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Solution for 7+r/2=3 equation: 



7+r/2=3

We move all terms to the left:

7+r/2-(3)=0

We add all the numbers together, and all the variables

r/2+4=0

We multiply all the terms by the denominator


r+4*2=0

We add all the numbers together, and all the variables

r+8=0

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

r=-8

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