3x-4(-7x+5)=20

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Solution for 3x-4(-7x+5)=20 equation: 



3x-4(-7x+5)=20

We move all terms to the left:

3x-4(-7x+5)-(20)=0

We multiply parentheses

3x+28x-20-20=0

We add all the numbers together, and all the variables

31x-40=0

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

31x=40

x=40/31

x=1+9/31

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