8.16 Slope & Y-Intercept

7) Which graph best represents the linear equation?

y = 3x - 2

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8) Which graph corresponds to y = 2x ?

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9) Which graph corresponds to y = x - 3 ?

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11) Which graph best represents the linear equation?

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12) Which graph corresponds to

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14) What best describes the unit rate of the linear function shown?

• 20 gallons of water per load of laundry

• 25 gallons of water per load of laundry

• 40 gallons of water per load of laundry

• 50 gallons of water per load of laundry

15) Two rock climbers are climbing a cliff. Compare the two representations and make a statement about each climber's rate per minute. Which statement is not true about the climber's rate per minute?

• Sam is climbing the cliff at a rate of 5 feet per minute.

• Mark is climbing the cliff at a rate twice as fast as Sam.

• Sam is climbing the cliff at a rate twice as fast as Mark.

• Mark is climbing the cliff at a rate of 10 feet per minute.

16) A family travels for a period of time at a constant rate. Which statement is true?

• The family traveled exactly 200 miles in 4 hours.

• The family traveled 50 miles per hour.

• The family traveled exactly 360 miles in 7 hours.

• The family traveled 60 miles per hour.

18) Phillip wants to replace his existing fence with a new cedar fence. Based on the graph, how much should Phillip expect to pay for cedar fence?

• $15 per foot

• $18 per foot

• $20 per foot

• $24 per foot

22) Which correctly identifies the slope and y-intercept from the given table?

• slope = 2 and y-intercept = 1

• slope = 1 and y-intercept = 2

• slope = 1 and y-intercept = -1

• slope = 3 and y-intercept = 2