The product (found when multiplying both numbers together) of 12 and 8 is 96.
The sum (found when adding both numbers together) of 12 and 8 is 20.
The difference (found when subtracting the sum from the product) of 96 and 20 is 76!
You would cross multiply.
14 over 31.5
and X over 10.5
10.5 times 14 is 147
divide that by 31.5 which is 4 1/3
and that is how fast she can run
4 1/3 mph
Answer:

multiply either sides by 3:

divide either sides by πr² :

Answer:
Step-by-step explanation:
value of 6n-2 when n=3 is 6(3)-2 = 18-2 = 16
Answer:
4x^-4
4(x^-2)²
4x^4
Step-by-step explanation:
sorry I am not clear about question.