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

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Solution for (21x)-(-16+7x)= equation: 



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

21x-(7x-16)=0

We get rid of parentheses

21x-7x+16=0

We add all the numbers together, and all the variables

14x+16=0

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

14x=-16

x=-16/14

x=-1+1/7

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