3 years ago

What is the answer for |x|-7=8 A) x=1 B) x= 15 C)x= -1 or 1 D) x= -15 or 15

1 answer:

8 0

The answer is D. "x=-15 or 15."

You can solve this by adding seven on both sides.
|x|-7=8
+7 +7
------------
|x|=15

Therefore, x is either equal to 15 or -15.

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