3x+20=x+56

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Solution for 3x+20=x+56 equation: 



3x+20=x+56

We move all terms to the left:

3x+20-(x+56)=0

We get rid of parentheses

3x-x-56+20=0

We add all the numbers together, and all the variables

2x-36=0

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

2x=36

x=36/2

x=18

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