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

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



-4x-4(3-4x)=5(x-4)-20
We move all terms to the left:
-4x-4(3-4x)-(5(x-4)-20)=0
We add all the numbers together, and all the variables
-4x-4(-4x+3)-(5(x-4)-20)=0
We multiply parentheses
-4x+16x-(5(x-4)-20)-12=0
We calculate terms in parentheses: -(5(x-4)-20), so:
5(x-4)-20
We multiply parentheses
5x-20-20
We add all the numbers together, and all the variables
5x-40
Back to the equation:
-(5x-40)
We add all the numbers together, and all the variables
12x-(5x-40)-12=0
We get rid of parentheses
12x-5x+40-12=0
We add all the numbers together, and all the variables
7x+28=0
We move all terms containing x to the left, all other terms to the right
7x=-28
x=-28/7
x=-4

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