4-r=-10+r

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Solution for 4-r=-10+r equation: 



4-r=-10+r

We move all terms to the left:

4-r-(-10+r)=0

We add all the numbers together, and all the variables

-r-(r-10)+4=0

We add all the numbers together, and all the variables

-1r-(r-10)+4=0

We get rid of parentheses

-1r-r+10+4=0

We add all the numbers together, and all the variables

-2r+14=0

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

-2r=-14

r=-14/-2

r=+7

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