215=5-7(7x+5)

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Solution for 215=5-7(7x+5) equation: 



215=5-7(7x+5)

We move all terms to the left:

215-(5-7(7x+5))=0



We calculate terms in parentheses: -(5-7(7x+5)), so:

5-7(7x+5)

determiningTheFunctionDomain
-7(7x+5)+5

We multiply parentheses

-49x-35+5

We add all the numbers together, and all the variables

-49x-30

Back to the equation:

-(-49x-30)



We get rid of parentheses

49x+30+215=0

We add all the numbers together, and all the variables

49x+245=0

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

49x=-245

x=-245/49

x=-5

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