Answer:
.70833
Step-by-step explanation:
Divide 8.5 by 12 since there are 12 inches in 1 foot
The answer for 2 is 320 because you have to keep counting by 40's
2x^2 + 28x + 98 =
2(x^2 + 14x + 49) =
2(x + 7)(x + 7) <==
Answer:
10
Step-by-step explanation:
A rational number is 9.
When you multiply 0.9x10 you get the sum of 9.
9 is a rational number because it is a perfect square and an integer.
I hope this helps you understand :)