180=60+60+(x-20)

Solution for 180=60+60+(x-20) equation:

180=60+60+(x-20)

We move all terms to the left:

180-(60+60+(x-20))=0


We calculate terms in parentheses: -(60+60+(x-20)), so:

60+60+(x-20)

determiningTheFunctionDomain
(x-20)+60+60

We add all the numbers together, and all the variables

(x-20)+120

We get rid of parentheses

x-20+120

We add all the numbers together, and all the variables

x+100

Back to the equation:

-(x+100)


We get rid of parentheses

-x-100+180=0

We add all the numbers together, and all the variables

-1x+80=0

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

-x=-80

x=-80/-1

x=+80