Answer:
x^2-3x+2
Step-by-step explanation:
distribute and combine like terms
what do you mean? do you have a picture of the question?
-3/2 or -1 1/2 is the answer
Answer:
x=5
Step-by-step explanation:
we can see:
20 inches= x +3x
x?
so we have
20=4x
x=20/4
x=5
Answer:
18,432 Km/ h
Step-by-step explanation:
Using the conversions
• 1 Km = 1000 m
• 1 hour = 60 × 60 = 3600 seconds
Then
5120 m =
= 5.12 Km and
5.12 Km × 3600 = 18,432 Km / hour