Solve |y-9| =6 a. y=-15, y=-3 b. y=-15, y=15 c. y=3, y=15 d. y=-3, y=3

I say the answer is C.

Let's see.

|y - 9| = 6

Let y = 3

|3 - 9| = 6

|-6| = 6

6 = 6

Yes

If we let y = 15, we get |6| = 6, which of course is 6 = 6.

Choice C

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.