Answer:
y = 40 + z
Step-by-step explanation:
Answer: 7x + 2y + 2
Step-by-step explanation:
4(3x) + 7 - 5x - 5 + 3y - y
= 12x + 7 - 5x - 5 + 3y - y
= 7x + 2y + 2
A - rolling exactly one six

Answer:
4.24
Step-by-step explanation:
Answer:
12mph
Step-by-step explanation:
Christy rode 60 miles in 5 hours.
60/5 = 12 miles per hour