Answer: Yes the mixed 3 1/4 is a rational number.
Step-by-step explanation:
Answer: 22-4x when you simplify it all.
Answer: 120
<u>Step-by-step explanation:</u>
Since the order of the numbers doesn't matter we can use the formula:

x over 5 becuase the top and bottom are both divisible by 8 so you do that.