16x-3(5x+7)=6x-(2x+21)

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Solution for 16x-3(5x+7)=6x-(2x+21) equation:



16x-3(5x+7)=6x-(2x+21)
We move all terms to the left:
16x-3(5x+7)-(6x-(2x+21))=0
We multiply parentheses
16x-15x-(6x-(2x+21))-21=0
We calculate terms in parentheses: -(6x-(2x+21)), so:
6x-(2x+21)
We get rid of parentheses
6x-2x-21
We add all the numbers together, and all the variables
4x-21
Back to the equation:
-(4x-21)
We add all the numbers together, and all the variables
x-(4x-21)-21=0
We get rid of parentheses
x-4x+21-21=0
We add all the numbers together, and all the variables
-3x=0
x=0/-3
x=0

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