50=-4(r+3)

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Solution for 50=-4(r+3) equation: 



50=-4(r+3)

We move all terms to the left:

50-(-4(r+3))=0



We calculate terms in parentheses: -(-4(r+3)), so:

-4(r+3)

We multiply parentheses

-4r-12

Back to the equation:

-(-4r-12)



We get rid of parentheses

4r+12+50=0

We add all the numbers together, and all the variables

4r+62=0

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

4r=-62

r=-62/4

r=-15+1/2

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