-4+2=-2r-12

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Solution for -4+2=-2r-12 equation: 



-4+2=-2r-12

We move all terms to the left:

-4+2-(-2r-12)=0

We add all the numbers together, and all the variables

-(-2r-12)-2=0

We get rid of parentheses

2r+12-2=0

We add all the numbers together, and all the variables

2r+10=0

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

2r=-10

r=-10/2

r=-5

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