Algebra 1A Quiz

Which of the following number sets does not include -√25?

• Real Numbers

• Integers

• Whole Numbers

• Rational Numbers

Which of the following is a true statement?

• All real numbers are rational numbers

• All whole numbers are natural numbers

• All integers are whole numbers

• All natural numbers are integers

Which equation illustrates the associative property of addition?

• (x + y) + 3 = x + (y + 3)

• 3(x + y) = 3x + 3y

• x + y = y + x

• x + 0 = x

Which equation illustrates the inverse property of multiplication?

• a · 1 = a

• a · 1/a = 1

• a · 0 = 0

• a - a = 0

Which property justifies the statement "If 4x = 28, then 28 = -4x"?

• Commutative Property

• Symmetric Property

• Identity Property

• Transitive Property

• 47

• 61

• 96

• 173

• 73

• 77

• -73

• -77

Which is a translation of "two times the difference of a number and 7"?

• 2x - 7

• 2(x - 7)

• 2/(x - 7)

• 2 * (x/7)

Simplify the expression below: 4(n – 3) – 2(-3 + n)

• 2n - 6

• 2n + 6

• 4n - 18

• 6n - 2

Which of the following expressions cannot be simplified?

• 8x - 5x

• 8(x - 2)

• 8x - 1

• (8x + 3)