Algebra Midterm

Given the graphed function, what is the slope of the line?

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Given the slope is -4 and the y-intercept is 3, write a linear equation in slope-intercept form.

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Which equation has a slope of 1 and a y-intercept of -9?

• y = -9x + 1

• y = 1/3x + 9

• y = x - 9

• y = -x - 9

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.

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

Jessica has a total of 54 Oreo cookies in a car. She eats 5 cookies per day. Which equation below can be used to describe this situation?

• y = 5x - 54

• y = 54x + 5

• y = -5x + 54

• y = 5x + 54

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

x-intercept is _____________.