Answer:
or
Step-by-step explanation:
2581 ÷ 21 = 122.9
Use a calculator
After nine weeks Amir would have enough to buy the MP3
85
2x^3 + 3y^2 − 17
2(3)^3 + 3(4)^2 − 17
2*27 + 3*16 -17
54 + 48 -17 = 85