-4(r+-5)=16

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Solution for -4(r+-5)=16 equation: 



-4(r+-5)=16

We move all terms to the left:

-4(r+-5)-(16)=0

We add all the numbers together, and all the variables

-4(r-5)-16=0

We multiply parentheses

-4r+20-16=0

We add all the numbers together, and all the variables

-4r+4=0

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

-4r=-4

r=-4/-4

r=1

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