4(x-3)+2x-15=21

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Solution for 4(x-3)+2x-15=21 equation: 



4(x-3)+2x-15=21

We move all terms to the left:

4(x-3)+2x-15-(21)=0

We add all the numbers together, and all the variables

2x+4(x-3)-36=0

We multiply parentheses

2x+4x-12-36=0

We add all the numbers together, and all the variables

6x-48=0

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

6x=48

x=48/6

x=8

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