cissydougherty cissydougherty

09-01-2019
Mathematics

contestada

solve |y-9| =6

A. y=-15, y=-3
B. y=-15, y=15
C. y=3, y=15
D.y=-3, y=3

Respuesta :

harpazo harpazo

09-01-2019

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.

Answer: Choice C

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