Answer:
r = 20
Step-by-step explanation:
-4 = r/20 - 5
-4 + 5 = r/20 - 5 + 5
1 = r/20
1 * 20 = r/20 * 20
r = 20
Answer:
I believe it is B
Step-by-step explanation:
3 out of 4 options to land on are less than 5
Answer:
6x-21
Step-by-step explanation:
1) draw diagram (in image)
BD=2x-21+4x
combine Like terms
6x-21
Answer:
a) 12 ( I'm pretty sure)
Step-by-step explanation: