Question

please answer fast........​

Answer 1

Answer:

(15) answer is 4

(16) answer is

Answer 2

Step-by-step explanation:

15. 12/7-13/5

LCM =35

60-91/35=-31/35

option 3

16. 2/5*x-1/7*x =36

LCM=35

10-5/35=5/35 or 1/7

1/7*x =36

x=36*7= option d

brainliest pls