4x+12=40x=7

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Solution for 4x+12=40x=7 equation: 



4x+12=40x=7

We move all terms to the left:

4x+12-(40x)=0

We add all the numbers together, and all the variables

-36x+12=0

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

-36x=-12

x=-12/-36

x=1/3

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