number line

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number line

by baller12q » Sun Mar 29, 2009 6:21 pm
On the number line, what is the distance between the point 2x and the point 3x?

1) On the number line, the distance between the point -x and the point x is 16

2) On the number line, the distance between the point x and the point 3x is 16


i dont get this
Source: — Data Sufficiency |

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by Ramp » Sun Mar 29, 2009 6:25 pm
Answer should be D
1. -x-x =16 ; we can find x
Same goes for statement 2.