Algebra 2 Midterm

Colby put $100 in a savings account. The graph shows how the amount in the account would increase over the next ten years. Which statement describes the graph? Select all that apply.

• The amount of money that Coby started with in his savings account, the y-intercept, is equal to 0 and the rate of change is equal to 5 dollars per year.

• The amount of money that Colby started the savings account with, the y-intercept, is $100.

• The amount of money Colby has in the account is decreasing over time.

• The amount of money Colby is saving is increasing over time.

Identify the recursive formula for the sequence 6, 9, 12, 15, 18, 21, 24 Then find the next term.

Select the graph of a line with a slope of 1 and a y-intercept of -8.

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The cost of renting a kayak can be determined by the linear equation below. f(x) = 25.50x + 125 where f(x) is the total cost of renting the kayak and x is the number of hours the kayak is being rented. What does the slope of this linear equation represent?

• cost per hour

• the initial fee for renting the kayak

• number of hours

• total cost to rent the kayak

Find the x-intercept of the equation 6x + 8y = 24.

x-intercept is _____________.

In the equation y=mx+b, what does the m represent?

• slope

• y-intercept

• linear

• point-slope

What is the y-intercept in the equation y= -2x + 5

• -2

• 3

• 5

• Cannot be Determined

find the slope

• 3/2

• -3/2

• (-0,-3)

• none of the above

Monica rents her bike to tourists for 2 dollars per hour. The deposit for the bike is 12 dollars. Which equation below matches this situation?

• y=12-2x

• y = 2x -12

• y = -2x +12

• y = 2x + 12

• y = -2x - 12

Monica rents her bike to tourists for 7 dollars per hour. There is no deposit required to rent the bike. Which equation below matches this situation?

• y = 7x

• y = x + 7

• y = -7x

• y = -x - 7