3.x+2x-x+7=4x-x+2

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Solution for 3.x+2x-x+7=4x-x+2 equation: 



3.x+2x-x+7=4x-x+2

We move all terms to the left:

3.x+2x-x+7-(4x-x+2)=0

We add all the numbers together, and all the variables

3.x+2x-x-(3x+2)+7=0

We add all the numbers together, and all the variables

4x-(3x+2)+7=0

We get rid of parentheses

4x-3x-2+7=0

We add all the numbers together, and all the variables

x+5=0

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

x=-5

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