16x+21=15-2x

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Solution for 16x+21=15-2x equation: 



16x+21=15-2x

We move all terms to the left:

16x+21-(15-2x)=0

We add all the numbers together, and all the variables

16x-(-2x+15)+21=0

We get rid of parentheses

16x+2x-15+21=0

We add all the numbers together, and all the variables

18x+6=0

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

18x=-6

x=-6/18

x=-1/3

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