Answer:
x=2
Step-by-step explanation:
6x+11-4x=15
2x+11=15
2x=4
x=2
Answer:
Base area of box = 
Step-by-step explanation:


Base area of a rectangular box is a rectangle
Area of a rectangle (base area)= length times width


Base area = 
Multiply x inside the parenthesis
Base area of box = 
The price before tax is $15.52
Answer:
80.4672kmh
22.352m/s
43.4488 knots
73.3333 fps
Step-by-step explanation:
A) The differential equation comes from the fact that the rate of temperature change is proportional to the difference in temperatures.

B) Find general solution by separating variables and integrating

:
C) Initial condition is t=0, T = 87

D) Total time elapsed is 10 minutes, new temperature is 84

solve for alpha

E) Temperature function is:

solving for t

Plug in T = 98.6

This is approximately 32 minutes before he arrived or about 1:20 AM