Answer:
False
Step-by-step explanation:
3 and 3 add up
6,2,12 and 4 add up
But 9 and 7 don’t it should be like 9 and 18
Answer:
its answer is c.(16 , 15)
Step-by-step explanation:
Answer:
The answer is D. 
Step-by-step explanation:

simplify the expression by multiplying

calculate the product

express with a positive exponent using 
Answer:
b
Step-by-step explanation: