40+9x-2=20x+7

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Solution for 40+9x-2=20x+7 equation: 



40+9x-2=20x+7

We move all terms to the left:

40+9x-2-(20x+7)=0

We add all the numbers together, and all the variables

9x-(20x+7)+38=0

We get rid of parentheses

9x-20x-7+38=0

We add all the numbers together, and all the variables

-11x+31=0

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

-11x=-31

x=-31/-11

x=2+9/11

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