Answer: 17
Step-by-step explanation: 4x6= 24. then 21 divided by 3= 7. 24-7= 17
Step-by-step explanation:
I'm sorry that i cannot answer your question but i need these points badly for my questions for some missing assignments i have sorry
The last one is the correct answer.
28x20=560
7x3=21
560-21=539
539*2=269.5