Determine and Interpret Slopes and Y-Intercept

What is the meaning of the slope?

• You will receive $4 per paper delivered.

• You will receive $5 per paper delivered

• You will receive $20 per paper delivered

• You will receive $20 for the day

What is the meaning of the y-intercept? (Hint: what would the amount be for 0 hours?)

• The cost will increase by $12 per hour

• The initial fee is $15 before hourly charges

• The cost will increase by $15 per hour

• The initial fee before hourly charges is $12

What is the meaning of the y-intercept?

• Colby's initial deposit was $100. 

• Colby's initial deposit was $150

• Colby is adding $5 per week

• Colby is adding $10 per week

What is the meaning of the slope? 

• Colby's initial deposit was $100. 

• Colby's initial deposit was $150

• Colby is adding $5 per week

• Colby is adding $10 per week

What is the meaning of the y-intercept?

• The cost for the service without any hours of calling is $5

• The cost of the service without any hours of calling is $6

• The cost per minute is $0.05

• The cost per minute is $0.50

What is the meaning of the slope?

• The cost for the service without any hours of calling is $5

• The cost of the service without any hours of calling is $6

• The cost per minute is $0.05

• The cost per minute is $0.50

Mr. Thompson weighs 287 pounds. He plans on losing 3 pounds per week. Choose the correct model that represents this situation. W will represent weight and t represents time in weeks.

• W(t)=3t+287

• W(t)=-3t+287

• W(t)=-3t-287

• W(t)=3t-287

In the equation y = 5x + 4 the slope is

• 5

• x

• 4

• y

Find the y-intercept, b, of the line that passes through the point (5,8) and a slope 3.

• b = –7

• b = 8

• b = 5

• b = –16

In the equation f(x)= 4x – 6 the y-intercept is

• 4

• x

• 6

• -6