8(2x+9)=21-(x+6)

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Solution for 8(2x+9)=21-(x+6) equation: 



8(2x+9)=21-(x+6)

We move all terms to the left:

8(2x+9)-(21-(x+6))=0

We multiply parentheses

16x-(21-(x+6))+72=0



We calculate terms in parentheses: -(21-(x+6)), so:

21-(x+6)

determiningTheFunctionDomain
-(x+6)+21

We get rid of parentheses

-x-6+21

We add all the numbers together, and all the variables

-1x+15

Back to the equation:

-(-1x+15)



We get rid of parentheses

16x+1x-15+72=0

We add all the numbers together, and all the variables

17x+57=0

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

17x=-57

x=-57/17

x=-3+6/17

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