m-(-3.4)=12.4

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Solution for m-(-3.4)=12.4 equation:



m-(-3.4)=12.4
We move all terms to the left:
m-(-3.4)-(12.4)=0
We add all the numbers together, and all the variables
m-9=0
We move all terms containing m to the left, all other terms to the right
m=9

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