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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



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

3-3(x-4)

determiningTheFunctionDomain
-3(x-4)+3

We multiply parentheses

-3x+12+3

We add all the numbers together, and all the variables

-3x+15

Back to the equation:

-(-3x+15)



We get rid of parentheses

3x+3x-15+3=0

We add all the numbers together, and all the variables

6x-12=0

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

6x=12

x=12/6

x=2

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