2x+7=16x+21

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Solution for 2x+7=16x+21 equation: 



2x+7=16x+21

We move all terms to the left:

2x+7-(16x+21)=0

We get rid of parentheses

2x-16x-21+7=0

We add all the numbers together, and all the variables

-14x-14=0

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

-14x=14

x=14/-14

x=-1

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