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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



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

-3(x+4)

We multiply parentheses

-3x-12

Back to the equation:

-(-3x-12)



We get rid of parentheses

3x+3x+12+3=0

We add all the numbers together, and all the variables

6x+15=0

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

6x=-15

x=-15/6

x=-2+1/2

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