Review #5

Simplify:
9 - 2(-7 + 2) - 12 ÷ 6

• 17
• -37
• -3
• -11

Simplify:
9 - 4(8 - 3) + 10 ÷ 2

• -6
• 30
• -3
• 5

Solve for y:
3(y + 2) -16 = 8y

• y = -13/5
• y = -2
• y = 2
• y = -11/5

Solve for n:
6 - (8 - 4n) = 2(2n - 1)

• No solution
• n = 0
• All real solutions
• n = -2

Find the slope of the line containing these two points:
(-5, 1) and (-6, -3)

• m = 4/11
• m = 1/4
• m = -2
• m = 4

Factor completely:
x³ - 4x² - 21x

• x(x - 3)(x + 7)
• x(x² - 4x - 21)
• x(x + 3)(x - 7)
• (x + 3)(x - 7)

Factor completely:
x² - 121

• (x + 11)(x - 11)
• (x + 11)(x +11)
• (x - 11)(x - 11)
• x(x - 121)

Which of the following solutions fits the graph shown?

• -7 > x > -0.5
• -7 < x < -0.5
• -7 < x > -0.5
• -7 > x < -0.5

Which of the following solutions fits the graph shown?

• x < -2
• x > -2
• x ≤ -2
• x ≥ -2

Write an algebraic expression for the phrase:
   The product of g and 4

• 4g
• g+4
• g/4
• g - 4