Your line is wrong from the start. But for the equation:
Answer:
The second one.
Step-by-step explanation:
The pattern is red with 0 arrows, blue with 1 arrow, red with 2 arrows, so it would be blue with 3 arrows.
She buys 24 dvds in 12 weeks.
Answer:
10
65
36
90 - x
Step-by-step explanation:
90 - 80 = 10
90 - 25 = 65
90 - 54 = 36
90 - x