The y-intercept indicates that the phone card started with 850 minutes. The slope indicates that 50 minutes were used per day.
Step-by-step explanation:
Using Pythagoras theorem:




Answer:
O 40
Step-by-step explanation:
because if you are doing algebra the term for a number is a letter and instead of doing 4xO you substituted to 4O
Answer:
1, 2, 4, 7, 14, 28, 49, 98, and 196.
Step-by-step explanation: