2r-7=-40+5r

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Solution for 2r-7=-40+5r equation: 



2r-7=-40+5r

We move all terms to the left:

2r-7-(-40+5r)=0

We add all the numbers together, and all the variables

2r-(5r-40)-7=0

We get rid of parentheses

2r-5r+40-7=0

We add all the numbers together, and all the variables

-3r+33=0

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

-3r=-33

r=-33/-3

r=+11

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