IB Math Studies CFE Review

Solve for x and y
3x + 2y = 16
7x + y = 19

• (-2,5)
• (-2,-5)
• (2,-5)
• (2,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Find the slope

• -5/3
• -3/5
• 5/3
• 3/5

Tags

CCSS.8.EE.B.5

Find the midpoint of the segment with the endpoints:  (-2, 6) and (-3, 7)   

• (0.5, 0.5)
• (6.5, -2.5)
• (-1.5, 7)
• (-2.5, 6.5)

Tags

CCSS.HSG.GPE.B.6

Find the distance between J and K.

• 8.2
• 7.7
• 9
• 10.2

Tags

CCSS.HSG.GPE.B.7

Find the slope  and y-intercept of:

2x - 3y = -12

• slope = 2/3, y-intercept = -12
• slope = -2/3, y-intercept = -3
• slope = 2/3, y-intercept = 4
• slope = -12, y-intercept = -3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the y-intercept for the given graph?

• -5
• 5
• 1
• -1

What is the x-intercept for the given graph?

• 1
• -2
• 2
• 1/2

Given the list of ordered pairs, what is the x-intercept?
(8,10),  (3, -4),  (0, 8), (4, -3), (9, 0)

• (8,10)
• 8, 3, 0, 4, 9
• (0,8)
• (9,0)

From the equation  y = 4x - 12,
identify the y-intercept.

• 12
• 3
• -12
• 1/3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the equation of a line parallel to the following line that passes through the given point? 
y = -4x + 6      (2, -1)

• y = 1/4x + 6
• y = -4x + 7
• y = -4x + 2
• y = 1/4x -1