Algebra STAAR Review B

Which equation represents the following graph?

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

Find the slope of the line.

• 1/2
• -1/2
• 2
• -2

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5
• y=1/5x+5
• y=15x+5
• y=10x+5

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

Mathematical Equivalence

ON

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

• 1/2
• -1/2
• 2
• -2

Tags

CCSS.8.EE.B.5

How many solutions does this graph have?

• one

• two

• no solutions

• five

What is the axis of symmetry for the following equation?
y=4x²-8x+9

• x=-8
• x=1
• x=-1
• x=2

Tags

CCSS.HSA.REI.B.4

The graph of a quadratic function is called

• a line
• a hyperbola
• a parabola
• a cubic

Determine the vertex of the parabola:
y = 5x² - 20x + 13

• (5, -7)
• (-2, -7)
• (2, -7)
• (-7, -2)

Tags

CCSS.HSA.REI.B.4

What is the y intercept for the equation:
y = -8x² + 3x - 7

• (0, -8)
• (0, 3)
• (-8, -7)
• (0, -7)