x-7=4(x-4)

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



x-7=4(x-4)

We move all terms to the left:

x-7-(4(x-4))=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

x-4x+16-7=0

We add all the numbers together, and all the variables

-3x+9=0

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

-3x=-9

x=-9/-3

x=+3

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