r+3=13/2

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Solution for r+3=13/2 equation: 



r+3=13/2

We move all terms to the left:

r+3-(13/2)=0

We add all the numbers together, and all the variables

r+3-(+13/2)=0

We get rid of parentheses

r+3-13/2=0

We multiply all the terms by the denominator


r*2-13+3*2=0

We add all the numbers together, and all the variables

r*2-7=0

Wy multiply elements

2r-7=0

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

2r=7

r=7/2

r=3+1/2

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