Scale factor = XY/UV = YZ/VW = XZ/WV
Scale factor = 21/3 = 28/4 = 14/2
Scale factor = 7
Answer:
log2 8=c
Step-by-step explanation:
Answer:2 (-2x + 4 - 5 - 3)
2(-2x -4)
-4x - 8
I believe it's 15, but correct me if I'm wrong
This is because there is one 10 in 15. This gives you 3 tens and 5 in the ones.
Answer:
16x
Step-by-step explanation:

Subtract the numbers: 9 - 5 = 4

Multiply the numbers: 
=16x