You can use a calculator online.
Here's the link but I already did it for you
https://www.metric-conversions.org/speed/miles-per-hour-to-feet-per-second.htm?val=45
It's 66 ft per second.
Substitute the values of a and b into the expression:
11 + 3 - 2
Add first because of order of operations (perform addition and subtraction in the order of occurrence from left to right):
14 - 2
Subtract (same justification as above just with subtraction instead):
12
Hope this helps!
It’s definitely all of the above there all basiclalu the same factor answer it’s just with different numbers
Answer:
C
Step-by-step explanation:
please mark brainliest if correct