-6r-4(-4-5r)=4(8r-5)

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Solution for -6r-4(-4-5r)=4(8r-5) equation:



-6r-4(-4-5r)=4(8r-5)
We move all terms to the left:
-6r-4(-4-5r)-(4(8r-5))=0
We add all the numbers together, and all the variables
-6r-4(-5r-4)-(4(8r-5))=0
We multiply parentheses
-6r+20r-(4(8r-5))+16=0
We calculate terms in parentheses: -(4(8r-5)), so:
4(8r-5)
We multiply parentheses
32r-20
Back to the equation:
-(32r-20)
We add all the numbers together, and all the variables
14r-(32r-20)+16=0
We get rid of parentheses
14r-32r+20+16=0
We add all the numbers together, and all the variables
-18r+36=0
We move all terms containing r to the left, all other terms to the right
-18r=-36
r=-36/-18
r=+2

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