5x-7x+8=3(4x+5)

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Solution for 5x-7x+8=3(4x+5) equation: 



5x-7x+8=3(4x+5)

We move all terms to the left:

5x-7x+8-(3(4x+5))=0

We add all the numbers together, and all the variables

-2x-(3(4x+5))+8=0



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

3(4x+5)

We multiply parentheses

12x+15

Back to the equation:

-(12x+15)



We get rid of parentheses

-2x-12x-15+8=0

We add all the numbers together, and all the variables

-14x-7=0

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

-14x=7

x=7/-14

x=-1/2

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