2(x+8)-3=21

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Solution for 2(x+8)-3=21 equation: 



2(x+8)-3=21

We move all terms to the left:

2(x+8)-3-(21)=0

We add all the numbers together, and all the variables

2(x+8)-24=0

We multiply parentheses

2x+16-24=0

We add all the numbers together, and all the variables

2x-8=0

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

2x=8

x=8/2

x=4

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