7x=4x-5(3-x)

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Solution for 7x=4x-5(3-x) equation: 



7x=4x-5(3-x)

We move all terms to the left:

7x-(4x-5(3-x))=0

We add all the numbers together, and all the variables

7x-(4x-5(-1x+3))=0



We calculate terms in parentheses: -(4x-5(-1x+3)), so:

4x-5(-1x+3)

We multiply parentheses

4x+5x-15

We add all the numbers together, and all the variables

9x-15

Back to the equation:

-(9x-15)



We get rid of parentheses

7x-9x+15=0

We add all the numbers together, and all the variables

-2x+15=0

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

-2x=-15

x=-15/-2

x=7+1/2

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