The answer to this question is 40 miles per hour.
:)
Where x is the length of the first piece

so the first piece is 3 inches, the second is 6 inches and the third is 19 inches
Answer:
109m/s
Step-by-step explanation:
You idiot sandwich
Answer:
12
Step-by-step explanation:
x² - 16x + 60 = -12
→ Add 12 to both sides
x² - 16x + 72 = 0