Answer:
non - collinear points
Step-by-step explanation:
points that dont lie on the same line
Answer:

Step-by-step explanation:



because it's a straight angle(180)
Answer:
5 times 2
Step-by-step explanation:
5 times 2 because I know my multiplication. Even if I didn't know my ti.es table I can just look at it
Answer:
3x-21
Step-by-step explanation:
3*x+3*(-7)=3x-21
Answer:
2u^5+5
Step-by-step explanation:
Drop parenthesis and add like terms.

Hope this helps!
If not, I am sorry.