36+2.5r=12-4.5r

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Solution for 36+2.5r=12-4.5r equation: 



36+2.5r=12-4.5r

We move all terms to the left:

36+2.5r-(12-4.5r)=0

We add all the numbers together, and all the variables

2.5r-(-4.5r+12)+36=0

We get rid of parentheses

2.5r+4.5r-12+36=0

We add all the numbers together, and all the variables

7r+24=0

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

7r=-24

r=-24/7

r=-3+3/7

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