-245=-7(7x+7)

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Solution for -245=-7(7x+7) equation: 



-245=-7(7x+7)

We move all terms to the left:

-245-(-7(7x+7))=0



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

-7(7x+7)

We multiply parentheses

-49x-49

Back to the equation:

-(-49x-49)



We get rid of parentheses

49x+49-245=0

We add all the numbers together, and all the variables

49x-196=0

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

49x=196

x=196/49

x=4

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