Y = 7x, if x equals the number of hours and y equals the amount of money charged.
Answer: 720 ways
Step-by-step explanation:
Given
A train has 1 main engine and remaining 6 train cars
If the engine is always in the front the remaining train cars can be arranged is

Answer:
<em>17 / 8</em>
Step-by-step explanation:
sec A =
cos A =
=
⇒ <em>sec A = </em>
<em> </em>
I’m pretty sure it’s x=12
Answer:
The answer is D
Step-by-step explanation:
First off, the opposite of +3 is -30
Next, the opposite of 15c-30 is
