Algebra 2: Sections 1.1-1.3 Review

Evaluate 2a - 3b if a = 2 and b = -4

• 16

• -8

• 8

• -16

Name the categories of numbers to which -7 belongs.

• Integer, Rational, Real

• Rational, Real

• Integer, Real

• Whole, Integer, Rational, Real

Evaluate 2x + (3 + y)² if x = -1 and y = 5

• 66

• -4

• 62

• 64

Solve: 3y + 4 = 19

• y = 3

• y = 6

• y = 5

• y = -5

Evaluate -3 + 4² - 5(7) using PEMDAS

• 22

• 48

• -34

• -22

Translate: Five times a number plus three

• 3x + 5

• 3x - 5

• 5x - 3

• 5x + 3

Name the categories of numbers to which 2/3 belongs.

• Whole, Integer, Rational, Real

• Irrational, Real

• Real

• Rational, Real

Translate: The difference of 4 times a number and 7

• 4x - 7

• 7x - 4

• 4(7x)

• 7x + 4

Solve: 5 - 2x = 11

• x = 3

• x = 8

• x = -8

• x = -3

Name the categories of numbers to which  $\sqrt{5}$  belongs.

• Rational, Real

• Irrational

• Irrational, Real

• Real