9x+21x-7=6(5x+10)

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Solution for 9x+21x-7=6(5x+10) equation: 



9x+21x-7=6(5x+10)

We move all terms to the left:

9x+21x-7-(6(5x+10))=0

We add all the numbers together, and all the variables

30x-(6(5x+10))-7=0



We calculate terms in parentheses: -(6(5x+10)), so:

6(5x+10)

We multiply parentheses

30x+60

Back to the equation:

-(30x+60)



We get rid of parentheses

30x-30x-60-7=0

We add all the numbers together, and all the variables

-67!=0

There is no solution for this equation

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