4x-3(x+4)=21

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Solution for 4x-3(x+4)=21 equation: 



4x-3(x+4)=21

We move all terms to the left:

4x-3(x+4)-(21)=0

We multiply parentheses

4x-3x-12-21=0

We add all the numbers together, and all the variables

x-33=0

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

x=33

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