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October 23, 2014

October 23, 2014

Posted by **Joel** on Tuesday, September 7, 2010 at 3:46pm.

What is the solution of 10 = absolute value of 7-3x.

Please show steps so I can understand

- Math -
**Reiny**, Tuesday, September 7, 2010 at 4:48pmIf |7-3x| = 10

then either (7-3x) = 10 or -(7-3x) = 10

for 7-3x = 10

-3x = 3

x = -1

for -7 + 3x = 10

3x = 17

x = 17/3

so x = -1 or x = 17/3

- Math -
**Joel**, Tuesday, September 7, 2010 at 5:20pmThank you so much

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