Answer:
1320 times
Step-by-step explanation:
Time = 1 h × (60 min/1 h) = 60 min
Revolutions = 60 min × (22 rev/1 min) = 1320 rev
The blades revolve 1320 times per hour.
Answer:
B. x² - 13x + 42
Step-by-step explanation:
Answer is answer 17 plus 78
No solution because you can’t even out both sides