INTERIM CHECKPOINT: Grade 7 Interim Checkpoint 1 - Part 1
A point is plotted on a number line at — 9.2.
A second point is plotted at 7.9.
What is the length of the line segment joining these points?
Enter your answer as a decimal in the box.
units
1
2
3
4
5
6
7
8

17.1

Step-by-step explanation:

To find a line segment, all you have to do is add the numbers, because a line segment is the distance between 2 numbers on a number line.

1 1/5

step-by-step explanation:

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!