Respuesta :

maggielee724

Answer:

2.  88,    3.  40,   4.  48,   5.  20

Step-by-step explanation:

first multiply&divide, then calculate from left to right

2.  5 · 4² + (2 · 3 + 2) = 5 · 16 + 6 + 2 = 88

3.  (4 + 3)² - 12 + 3 = 49 - 12 + 3 = 40

4.  64 ÷ 4 · 3 = 16 · 3 = 48

5.  3² - 4 + 5 · 3 = 9 - 4 + 15 = 20