7-9x=4(4x-5)

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Solution for 7-9x=4(4x-5) equation: 



7-9x=4(4x-5)

We move all terms to the left:

7-9x-(4(4x-5))=0



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

4(4x-5)

We multiply parentheses

16x-20

Back to the equation:

-(16x-20)



We get rid of parentheses

-9x-16x+20+7=0

We add all the numbers together, and all the variables

-25x+27=0

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

-25x=-27

x=-27/-25

x=1+2/25

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