Answer:
2. proven 3.Given 4.Given
Step-by-step explanation: I'll take this down if it is incorrect.
2. Definition of collinear line
3. Substitution
4. Subtraction property
Step-by-step explanation:
2. because a collinear line is a line that points are all on the same line.
3. Because you substituted XY with 6 and XZ with 14
4. because you would subtract 6 from 14 to get 8
HOPE THIS HELPED!
Probably 8!
Answer:(8,-3)
21
where's the question?