-40-2x=7(x-7)

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Solution for -40-2x=7(x-7) equation: 



-40-2x=7(x-7)

We move all terms to the left:

-40-2x-(7(x-7))=0



We calculate terms in parentheses: -(7(x-7)), so:

7(x-7)

We multiply parentheses

7x-49

Back to the equation:

-(7x-49)



We get rid of parentheses

-2x-7x+49-40=0

We add all the numbers together, and all the variables

-9x+9=0

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

-9x=-9

x=-9/-9

x=1

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