9-2x-7=-4(x-4)

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Solution for 9-2x-7=-4(x-4) equation: 



9-2x-7=-4(x-4)

We move all terms to the left:

9-2x-7-(-4(x-4))=0

We add all the numbers together, and all the variables

-2x-(-4(x-4))+2=0



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

-4(x-4)

We multiply parentheses

-4x+16

Back to the equation:

-(-4x+16)



We get rid of parentheses

-2x+4x-16+2=0

We add all the numbers together, and all the variables

2x-14=0

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

2x=14

x=14/2

x=7

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