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

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



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

We move all terms to the left:

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

We multiply parentheses

7x-(3(x-4))+21=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

7x-3x+12+21=0

We add all the numbers together, and all the variables

4x+33=0

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

4x=-33

x=-33/4

x=-8+1/4

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