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)-18=0

We multiply parentheses

2x+16-18=0

We add all the numbers together, and all the variables

2x-2=0

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

2x=2

x=2/2

x=1

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