Answer:
8x^2 + 15x -9
Explanation:
Distribute and combine
Answer: 1215 miles
Step-by-step explanation:
405 miles in 5 hours is 81 mph so you multiply that mph by the amount of hours you want (15) so 81 x 15 = 1215
Step-by-step explanation:
This time round, use SOH method (Sin angle = Opposite/Hypotenuse)
given Opposite = 7
Hypotenuse = 10

Answer:
<em>x = 0.04979</em>
Step-by-step explanation:
ln x = -3
x = e^(-3)
x = 1/e^3
x = 0.04979
Answer:
16
Step-by-step explanation:
Add 13 both sides
That would give you 5v=80
Divide 80 by 5. So v would equal 16