Answer:
8.8-
Step-by-step explanation:
Use any 3 non-collinear coplanar points. answer c is right
-1.1 should be the right answer
Answer:
D, Step 3
Step-by-step explanation:
I just did it on edge
Answer:
45
Step-by-step explanation:
4x+5+2x+y
6x+5+y
6(6)+5+4
36+5+4
40+5
45