Unit 2 Review

Level 3 Which table of values can be defined by y=x+5?

• a

• b

• c

Which equation represents the following graph?

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

What is the y-intercept in the equation?

y = 5x - 4

• (0,5)

• (0,-4)

• (-4,0)

• (5,0)

What is the y-intercept for the given graph?

• (0,-5)

• (0,5)

• (0,1)

• (0,-1)

Find the slope between the two given points: (-2,1) and (5,7)

• 7/6
• 2
• 6/7
• -2

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

What is the slope of

-6x-2y=9?

• 9/2

• 9

• -3

• -6

Identify the slope and y-intercept of:
y = 3 -x

• slope:-1   y-intercept:  3
• slope: 1/5   y-intercept:  5 
• slope: 1    y-intercept:  -3
• slope: -1   y-intercept:  -3

Is this mapping a function or not a function? 

• Function
• Not a Function

Is this set of ordered pairs a function or not a function? 

• Function
• Not a Function