-90=-6+4(7m-7)

Solution for -90=-6+4(7m-7) equation:

-90=-6+4(7m-7)

We move all terms to the left:

-90-(-6+4(7m-7))=0


We calculate terms in parentheses: -(-6+4(7m-7)), so:

-6+4(7m-7)

determiningTheFunctionDomain
4(7m-7)-6

We multiply parentheses

28m-28-6

We add all the numbers together, and all the variables

28m-34

Back to the equation:

-(28m-34)


We get rid of parentheses

-28m+34-90=0

We add all the numbers together, and all the variables

-28m-56=0

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

-28m=56

m=56/-28

m=-2