7(x-4)=1-(x+9)

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Solution for 7(x-4)=1-(x+9) equation: 



7(x-4)=1-(x+9)

We move all terms to the left:

7(x-4)-(1-(x+9))=0

We multiply parentheses

7x-(1-(x+9))-28=0



We calculate terms in parentheses: -(1-(x+9)), so:

1-(x+9)

determiningTheFunctionDomain
-(x+9)+1

We get rid of parentheses

-x-9+1

We add all the numbers together, and all the variables

-1x-8

Back to the equation:

-(-1x-8)



We get rid of parentheses

7x+1x+8-28=0

We add all the numbers together, and all the variables

8x-20=0

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

8x=20

x=20/8

x=2+1/2

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