100+40m=42m

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Solution for 100+40m=42m equation:



100+40m=42m
We move all terms to the left:
100+40m-(42m)=0
We add all the numbers together, and all the variables
-2m+100=0
We move all terms containing m to the left, all other terms to the right
-2m=-100
m=-100/-2
m=+50

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