Answer:
See below, please
Step-by-step explanation:
Left side




Right side




After compared with both sides, we can make a conclusion that
This equation isn't an identity.
10 meters per second is the correct answer
Here's why:
10 miles per minute is 600mph
10 centimeters per hour is
0.000062mph
10 kilometers per hour is 22369mph
The answer will be as shown in the pic 15x^(2) +35x
Answer:

The answer would be -2 you may look at my work to see how I solved it