Answer:
NO 21
Step-by-step explanation:
9x2=18
18+3=21
Answer:
1x+1
Step-by-step explanation:
just open the parentheses
Answer:
18 is the old value and 12 is the new value. In this case we have a negative change (decrease) of -33.33333333 percent because the new value is smaller than the old value.
Answer:
1
Step-by-step explanation:
Any number divided by itself equals 1. So, 23 divided by 23 is 1.