7=3x-4-2(x+2)

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Solution for 7=3x-4-2(x+2) equation: 



7=3x-4-2(x+2)

We move all terms to the left:

7-(3x-4-2(x+2))=0



We calculate terms in parentheses: -(3x-4-2(x+2)), so:

3x-4-2(x+2)

determiningTheFunctionDomain
3x-2(x+2)-4

We multiply parentheses

3x-2x-4-4

We add all the numbers together, and all the variables

x-8

Back to the equation:

-(x-8)



We get rid of parentheses

-x+8+7=0

We add all the numbers together, and all the variables

-1x+15=0

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

-x=-15

x=-15/-1

x=+15

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