-136=-7(3+4m)+5m

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Solution for -136=-7(3+4m)+5m equation:



-136=-7(3+4m)+5m
We move all terms to the left:
-136-(-7(3+4m)+5m)=0
We add all the numbers together, and all the variables
-(-7(4m+3)+5m)-136=0
We calculate terms in parentheses: -(-7(4m+3)+5m), so:
-7(4m+3)+5m
We add all the numbers together, and all the variables
5m-7(4m+3)
We multiply parentheses
5m-28m-21
We add all the numbers together, and all the variables
-23m-21
Back to the equation:
-(-23m-21)
We get rid of parentheses
23m+21-136=0
We add all the numbers together, and all the variables
23m-115=0
We move all terms containing m to the left, all other terms to the right
23m=115
m=115/23
m=5

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