5(r-2)-4(r-1)=2(r+5)

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Solution for 5(r-2)-4(r-1)=2(r+5) equation:



5(r-2)-4(r-1)=2(r+5)
We move all terms to the left:
5(r-2)-4(r-1)-(2(r+5))=0
We multiply parentheses
5r-4r-(2(r+5))-10+4=0
We calculate terms in parentheses: -(2(r+5)), so:
2(r+5)
We multiply parentheses
2r+10
Back to the equation:
-(2r+10)
We add all the numbers together, and all the variables
r-(2r+10)-6=0
We get rid of parentheses
r-2r-10-6=0
We add all the numbers together, and all the variables
-1r-16=0
We move all terms containing r to the left, all other terms to the right
-r=16
r=16/-1
r=-16

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