1.25(7x-7)=3.5x+3.5(-9+2x)

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Solution for 1.25(7x-7)=3.5x+3.5(-9+2x) equation: 



1.25(7x-7)=3.5x+3.5(-9+2x)

We move all terms to the left:

1.25(7x-7)-(3.5x+3.5(-9+2x))=0

We add all the numbers together, and all the variables

1.25(7x-7)-(3.5x+3.5(2x-9))=0

We multiply parentheses

8.75x-(3.5x+3.5(2x-9))-8.75=0



We calculate terms in parentheses: -(3.5x+3.5(2x-9)), so:

3.5x+3.5(2x-9)

We multiply parentheses

3.5x+7x-31.5

We add all the numbers together, and all the variables

10.5x-31.5

Back to the equation:

-(10.5x-31.5)



We get rid of parentheses

8.75x-10.5x+31.5-8.75=0

We add all the numbers together, and all the variables

-1.75x+22.75=0

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

-1.75x=-22.75

x=-22.75/-1.75

x=+13

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