-50=2-4(1+4a)

Solution for -50=2-4(1+4a) equation:

-50=2-4(1+4a)

We move all terms to the left:

-50-(2-4(1+4a))=0

We add all the numbers together, and all the variables

-(2-4(4a+1))-50=0


We calculate terms in parentheses: -(2-4(4a+1)), so:

2-4(4a+1)

determiningTheFunctionDomain
-4(4a+1)+2

We multiply parentheses

-16a-4+2

We add all the numbers together, and all the variables

-16a-2

Back to the equation:

-(-16a-2)


We get rid of parentheses

16a+2-50=0

We add all the numbers together, and all the variables

16a-48=0

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

16a=48

a=48/16

a=3