Answer:
-y² - 4y - 6
Step-by-step explanation:
Step 1: Write expression
5y² - 6y - 11 - 6y² + 2y + 5
Step 2: Combine like terms (y²)
-y² - 6y - 11 + 2y + 5
Step 3: Combine like terms (y)
-y² - 4y - 11 + 5
Step 4: Combine like terms (constants)
-y² - 4y - 6
City A and City B are about 76.5 miles apart because 51*1.5 = 76.5
Step-by-step explanation:
this is the answer key for that question and etc...
B. is reasonable because 9.2×4.8 = 44.16