Answer:
4) The error made was that you were supposed to multiply 5 and 2. The answer is supposed to be 43.
5) B) 18
6) 18
7) B) 20
8) B) 28
Explanation:
4)
36 - 3 + 5 · 2
36 - 3 + 10
43
5)
3(7) - 3 = 18
6)
3(2) + 2(4) + 4 =
6 + 8 + 4 =
18
7)
24 ÷ 3 + 12 = 8 + 12 = 20
8)
5(6) - 2 = 30 - 2 = 28