Question

Solve for x

(x − 2)^4 − 80 = 0

Answer 1

First, you move the 80 to the other side. Then, well, what is (x-2)^4?

Answer 2

Remember to DISTRIBUTE!

Answer 3

aka, (x-2)(x-2)(x-2)(x-2)

Answer 4

There is a simpler way, but I would like you to learn the basics first! ^^

Answer 5

x=-2

Answer 6

I would just add your 80 and take the 4th root there of both sides.

Answer 7

Then what have you?

Answer 8

Here, get ya started: