Answer:
C
Step-by-step explanation
5*x=5x -----5*2=10------5*3=15
Answer:
x = 5
Step-by-step explanation:

12xy i think lol :) hope that helps a bit
Answer:
let me make it its equation I have done this but if this will work have a good day
No, he is not right.
Integer is a number that can be written without a fractional component, and 1 3/4 doesn't.
Here's an image for you to better understand.