10.20 + 18.90 = $29.10
Answer:
I believe it's B.
We simply replace a with -9
k(-9) = 4 * -9 - 4
k(-9) = -40
:)
8.6
Step-by-step explanation:
The square root of 74 is 8.602325267. If you round this number to the nearest tenth you get 8.6
