-98=7(2r-6)

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Solution for -98=7(2r-6) equation:



-98=7(2r-6)
We move all terms to the left:
-98-(7(2r-6))=0
We calculate terms in parentheses: -(7(2r-6)), so:
7(2r-6)
We multiply parentheses
14r-42
Back to the equation:
-(14r-42)
We get rid of parentheses
-14r+42-98=0
We add all the numbers together, and all the variables
-14r-56=0
We move all terms containing r to the left, all other terms to the right
-14r=56
r=56/-14
r=-4

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