Review Quiz 1.1

Which equation matches the table?

• y = x + 5
• y = 5x
• y = x - 5
• x = y - 5

Which equation matches the table?

• y = 3x + 9
• y = x + 9 
• y = x + 3
• y = 12x - 3

What is the y-intercept?

• -1/3

• -3

• -4

• 5

A fitness club opens with 80 members. Each month the membership increases by 15 members. Which equation represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y?

• y= 15x

• y= 15x + 80

• y= x + 15

• y= 80x + 15

There are 120 gallons of water in a tank. It releases water at a rate of 25 gallons per minute.

• y= 25x + 120

• y= 120x + 25

• y= -120x + 25

• y= -25x + 120

An electrician charges $25 to make a house call, plus $40 for every hour of work. Which equation shows how to find C, the total cost for having the electrician work for h hours?

• C = 40h+25
• C = 65+h
• C = 65h
• C = 25h +40

Write the equation of the line in slope intercept form.

• y = 4x - 21

• y = 4x - 17

• y = 1/4x - 21

• y = 1/4x - 17

What is the slope in the equation:  y= 4x + 3

• 3
• 4x
• 4
• x

What type of slope does the following graph have?

• Postive
• Negative
• Zero Slope
• Undefined

Write the equation of the line.

• y = -2/3x + 4
• y = 2/3x + 4
• y = 3/2x + 4
• y = -3/2x + 4