Question

Determine the solution set of (x + 2)2 = 36.

{6, -8}
{4, -8}
{4, -6}

Answer 1

First distribute the 2 and what do you get?

Answer 2

how

Answer 3

Take the 2 and distribute it to (x+2) and you get 2x+4. You multiply it

Answer 4

After you end up with 2x+4=36. Subtract 4 on both sides, what's left?

Answer 5

2-4

Answer 6

is that wat you mean

Answer 7

Don forget about the x's. when you minus 4 on both sides, the four on the left cancels out and then you subtract 36-4=?

Answer 8

32

Answer 9

Okay so the leftover equation is 2x=32. Divide by 2 on both sides to get x=

Answer 10

16

Answer 11

Okay so you have x=16. Plug that into the original equation to get y

Answer 12

explian please

Answer 13

how do i get y

Answer 14

Plug 16 into the original equation

Answer 15

(16+2)2=36