42=2x+7

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Solution for 42=2x+7 equation: 



42=2x+7

We move all terms to the left:

42-(2x+7)=0

We get rid of parentheses

-2x-7+42=0

We add all the numbers together, and all the variables

-2x+35=0

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

-2x=-35

x=-35/-2

x=17+1/2

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