Algebra Review #1

Which statement cannot be justified by one of the properties of real numbers?

• (a + b) + c = a + (b + c)

• (ab)c = a(bc)

• (a + b) + 0 = 0 + (a + b)

Tags

CCSS.7.NS.A.1D

• Associative property of multiplication

• Commutative property of multiplication

• Addition property of equality

• Multiplication property of equality

Tags

CCSS.HSA.REI.A.1

Which property justifies rewriting 2x - 7x as x(2-7)?

• Associative property of multiplication

• Distributive Property

• Commutative property of multiplication

• Associative property of addition

Tags

CCSS.6.EE.A.3

Jon who is the youngest member of the wrestling team at Northmont High School, is 3 years less than one-half the age of the coach. If the coach is n years old, which expression describes Jon's age?

• 2n + 3

• 2n - 3

Tags

CCSS.6.EE.B.6

Tags

CCSS.HSF.IF.A.2

What is the solution to the equation? 5(x+2) = 7(4-x)

• -9

• 1.5

• 3.2

• 9

Select the values of x that will make the following inequality true. -3(x+1) > 15

• -9

• -8

• -7

• -6

• -5

Tags

CCSS.6.EE.B.5

Tags

CCSS.HSA.CED.A.4

Tom's property has a shape of a parallelogram with the dimensions shown. If the perimeter of the property is 300 feet, what is the value of x?

• 90 ft

• 60 ft

• 45 ft

• 15 ft

Tags

CCSS.HSG.CO.C.11

• 21

• 27

• 53

• 63

Tags

CCSS.7.EE.B.4A