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lxl+3=5

Guest Oct 16, 2017
 #1
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Because the absolute value of a number is really just the units it is away from the origin, or 0. Now lets simplify the equation.

 

lxl+3=5

lxl+3-3=5-3

lxl=-2 or +2.

 

-2 and 2 are the only two numbers that are 2 units away from 0, and so either of them could be the answer.

ISmellGood  Oct 16, 2017

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