I would say 50 because 50 is between 40 and 60 50 is half of 100 so that is why I would say 50
Answer:
-2x² + 15
Step-by-step explanation:
Step 1: Add like terms
4x² - 6x² = -2x²
-10x + 10x = 0
3 + 12 = 15
Step 2: Rewrite
-2x² + 15
Answer:
i dont know
Step-by-step explanation:
srry wish i could help you
Answer:
10^4
Step-by-step explanation: