45=8m+21

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Solution for 45=8m+21 equation:



45=8m+21
We move all terms to the left:
45-(8m+21)=0
We get rid of parentheses
-8m-21+45=0
We add all the numbers together, and all the variables
-8m+24=0
We move all terms containing m to the left, all other terms to the right
-8m=-24
m=-24/-8
m=+3

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