Question

(b) 12 - 15 = 3 + 2 x 4​

Answer 1

Answer:

23

Step-by-step explanation:

Answer 2

Answer:

21-15=-3

3+2=5

5×4=20

-3=20

now -3 will come back after 20 and becomes+3

now 20+3=23

Ans: 23