-3x-(x-4)=20

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



-3x-(x-4)=20
We move all terms to the left:
-3x-(x-4)-(20)=0
We get rid of parentheses
-3x-x+4-20=0
We add all the numbers together, and all the variables
-4x-16=0
We move all terms containing x to the left, all other terms to the right
-4x=16
x=16/-4
x=-4

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