7x+9=3-(4x-9)

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Solution for 7x+9=3-(4x-9) equation: 



7x+9=3-(4x-9)

We move all terms to the left:

7x+9-(3-(4x-9))=0



We calculate terms in parentheses: -(3-(4x-9)), so:

3-(4x-9)

determiningTheFunctionDomain
-(4x-9)+3

We get rid of parentheses

-4x+9+3

We add all the numbers together, and all the variables

-4x+12

Back to the equation:

-(-4x+12)



We get rid of parentheses

7x+4x-12+9=0

We add all the numbers together, and all the variables

11x-3=0

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

11x=3

x=3/11

x=3/11

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