Find all real solutions to

(x-7) ^2=4

x = 9

x = 5

In order to find the answer we need to get rid of the square so we are going to square root it like this:

(x - 7) ^2 = 4

x - 7 = 2

= plus or minus 2

First add and you'll get

x = 9

And then subtract and you'll get

x = 5