4x+9=7x+31

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Solution for 4x+9=7x+31 equation: 



4x+9=7x+31

We move all terms to the left:

4x+9-(7x+31)=0

We get rid of parentheses

4x-7x-31+9=0

We add all the numbers together, and all the variables

-3x-22=0

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

-3x=22

x=22/-3

x=-7+1/3

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