(21x-7)=(19x+15)

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Solution for (21x-7)=(19x+15) equation: 



(21x-7)=(19x+15)

We move all terms to the left:

(21x-7)-((19x+15))=0

We get rid of parentheses

21x-((19x+15))-7=0



We calculate terms in parentheses: -((19x+15)), so:

(19x+15)

We get rid of parentheses

19x+15

Back to the equation:

-(19x+15)



We get rid of parentheses

21x-19x-15-7=0

We add all the numbers together, and all the variables

2x-22=0

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

2x=22

x=22/2

x=11

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