The distance on the number line from 5 to 12 equals 3x – 2. What is the value of x?

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03-05-2018
Mathematics

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The distance on the number line from 5 to 12 equals 3x – 2. What is the value of x?

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11beehshahbaz 11beehshahbaz · Answer 1 · 2018-05-03T22:40:20+02:00

11beehshahbaz 11beehshahbaz

03-05-2018

Distance from 5 to 12 on the number lines = 12 - 5 = 7

This distance is expressed by the expression 3x - 2.

So,

3x - 2 = 7
3x = 7 + 2
3x = 9
x =9/3
x = 3

Thus, the value of x is 3 .

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