Algebra review 1

What is the algebraic expression for                  "the sum of n and 9"?

• n - 9
• n + 9
• n/9
• 9n

Tags

CCSS.6.EE.A.2A

Which property is illustrated by this statement.
8 + 8.3 = 8.3 + 8

• Inverse Property of Multiplication
• Commutative Property of Additon
• Inverse Property of Addition
• Associative Property of Addition

Tags

CCSS.7.NS.A.1D

-11 + 3(b + 5) = 7

• 1
• -1
• 3
• -3

Tags

CCSS.8.EE.C.7B

Combine Terms
7xy - 3xy - 2x

• 4 - 2x
• 2xy
• 2y
• 4xy - 2x

Tags

CCSS.7.EE.A.1

Which of these is the equation of the line that passes through (7, 5) and has a slope of –7?

• y + 5 = -7 (x + 7)
• y − 5 = -7 (x − 7)
• y − 7 = 7 (x + 5)
• y + 5 = - 7 (x − 5)

Does the equation have a max or min?
y = 2x² + 7x + 5

• max
• min

Tags

CCSS.HSF-IF.C.7A

Find the vertex of the quadratic:
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

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

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

Tags

CCSS.HSF-IF.C.7A

Factor:   25x² - 16

• (4x + 5)(4x + 5)
• (5x - 4)(5x - 4)
• (4x - 5)(4x + 5)
• (5x - 4)(5x + 4)

Tags

CCSS.HSA.APR.C.4

Factor using the GCF                    14x² + 35x

• 7x
• 7(2x² + 5x)
• 7
• 7x(2x + 5)