5x+20-x=7(3+7)-3x

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Solution for 5x+20-x=7(3+7)-3x equation: 



5x+20-x=7(3+7)-3x

We move all terms to the left:

5x+20-x-(7(3+7)-3x)=0

We add all the numbers together, and all the variables

5x-x-(710-3x)+20=0

We add all the numbers together, and all the variables

4x-(710-3x)+20=0

We get rid of parentheses

4x+3x-710+20=0

We add all the numbers together, and all the variables

7x-690=0

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

7x=690

x=690/7

x=98+4/7

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