Oceanside Bike Rental Shop charges 12 dollars plus 6 dollars an hour for renting a bike. Write an expression for the cost of ren
1 answer:
Answer:
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Step-by-step explanation:
Given
per hour
Required
Determine the expression for the cost in x hours
Represent the cost with y
y is calculated using the following expression
Where x represent the number of hours.
Substitute values for the base amount of bike and the additional cost per hour
<em>So, the expression to determine the cost of bike in x hours is: </em><em></em>
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Answer:
C
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
Calculate m using the slope formula
m = (y₂ - y₁ ) / (x₂ - x₁ )
with (x₁, y₁ ) = (0, - 3) and (x₂, y₂ ) = (2, 0) ← 2 points on the line
m = =
note the line crosses the y- axis at (0, - 3) ⇒ c = - 3
y = x - 3 → C