3x+4(x-7)=-x+20

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Solution for 3x+4(x-7)=-x+20 equation: 



3x+4(x-7)=-x+20

We move all terms to the left:

3x+4(x-7)-(-x+20)=0

We add all the numbers together, and all the variables

3x+4(x-7)-(-1x+20)=0

We multiply parentheses

3x+4x-(-1x+20)-28=0

We get rid of parentheses

3x+4x+1x-20-28=0

We add all the numbers together, and all the variables

8x-48=0

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

8x=48

x=48/8

x=6

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