4(3-r)+r=-3

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Solution for 4(3-r)+r=-3 equation: 



4(3-r)+r=-3

We move all terms to the left:

4(3-r)+r-(-3)=0

We add all the numbers together, and all the variables

4(-1r+3)+r-(-3)=0

We add all the numbers together, and all the variables

r+4(-1r+3)+3=0

We multiply parentheses

r-4r+12+3=0

We add all the numbers together, and all the variables

-3r+15=0

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

-3r=-15

r=-15/-3

r=+5

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