Answer:
The range of this set of numbers is 9
Step-by-step explanation:
The range is the greatest number subtracted by the lowest number
in this problem that is 21-12
Answer:
67 eghan says the difference between the least amount of time it takes a student to say the alphabet and the greatest amount
Step-by-step explanation:
Negative 3x over the power by four
I don’t understand you second question but this is the work for the first one.
Hope it helps!
Y equals 3x-3 is the answer