3x+40=2x+140

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Solution for 3x+40=2x+140 equation: 



3x+40=2x+140

We move all terms to the left:

3x+40-(2x+140)=0

We get rid of parentheses

3x-2x-140+40=0

We add all the numbers together, and all the variables

x-100=0

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

x=100

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