27=18(1+5r)

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Solution for 27=18(1+5r) equation:



27=18(1+5r)
We move all terms to the left:
27-(18(1+5r))=0
We add all the numbers together, and all the variables
-(18(5r+1))+27=0
We calculate terms in parentheses: -(18(5r+1)), so:
18(5r+1)
We multiply parentheses
90r+18
Back to the equation:
-(90r+18)
We get rid of parentheses
-90r-18+27=0
We add all the numbers together, and all the variables
-90r+9=0
We move all terms containing r to the left, all other terms to the right
-90r=-9
r=-9/-90
r=1/10

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