81+7m=186

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Solution for 81+7m=186 equation: 



81+7m=186

We move all terms to the left:

81+7m-(186)=0

We add all the numbers together, and all the variables

7m-105=0

We move all terms containing m to the left, all other terms to the right

7m=105

m=105/7

m=15

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