SOLUTION: solve |9x+2| = |x-5|
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Question 792385
:
solve |9x+2| = |x-5|
Answer by
waynest(281)
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|9x + 2| = |x - 5|
9x + 2 = x - 5
9x - x + 2 - 2 = x - x - 5 - 2
8x = -7
8x/8 = -7/8
x = -7/8
check:
|9(-7/8) + 2| = |-7/8 - 5|
|-7.875 + 2| = |-5.875|
|-5.875| = |-5.875|
5.875 = 5.875
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