Ii. _ 6 + x 12. 11(8-5) = 33
13. (4 x 3) + m
14. (5.c. d) = 30
15. (9 + 2) - 5
+
16. (
78) - 12
17.4 x 5 = 20
18. (y. 4) - 10 = 30
19.25 - (r + s)
20.65 + m - 78​

i think it's the first one because doctors aren't the ones who get rid of the old needles. most of them time it's not even doctors who give you shots, it's nurses.

answerassignment page;