Which is the most appropriate to describe a quantity decreasing at a steady rate?
With a linear equation.
Well whats theproblem so we can figure it out?
Answer:
A
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given
x² - 3x
add ( half the coefficient of the x- term)²
x² + 2(-
)x + (-
)²
= (x -
)² + 
The speed is 64 miles per hour
Step-by-step explanation:
Lets define speed first.
"Speed is the distance per unit time"
Speed is denoted by s.
Given
Distance = d = 160 miles
Time = t = 2.5 hours

Hence,
The speed is 64 miles per hour
Keywords: Speed, distance
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