Answer:

Step-by-step explanation:


Use <em>FOIL</em> method.


Answer: 3
Step-by-step explanation: 3*3*3=27
Answer:
42
Step-by-step explanation:
So if the result of it is 31,
And it is 53 less you would add back 53
53 + 31 = 84
And it is twice a number so you divide by 2 (opposite of twice a number)
84/2 = 42