A2 - W11

Which of the following equations match the given graph?

• y ≥ 2/5x + 1
• y ≥ -2/5x + 1
• y≤  2/5x + 1
• y ≥ -2/5x - 1

Match the graph to the correct inequality:

• y ≤ -3/4 x + 3
• y ≥ -3/4 x + 3
• y < -3/4 x + 3
• y > -3/4 x + 3

Match the graph to the correct inequality:

• x ≥ -1
• x ≤ -1
• x > -1
• x < -1

Match the graph to the correct inequality:

• y ≥ -x - 1 and y < x + 4
• y < -x - 1 and y ≥ x + 4
• y > -x - 1 and y ≥ x + 4
• y > -x - 1 and y > x + 4

Solve the system of equations.
y = 4x+1
3x + 2y = 13

• (1, 5)
• (5, 1)
• (0.25, 2)
• ∅

If a system of equations has no solution, what does the graph look like? 

• intersecting lines
• parallel lines
• skew lines
• the same line

Solve the equation by factoring:
x² + x - 20 = 0

• x = -5 and 4
• x = 4 and 5
• x = 5 and -4
• x = -4 and -5

Solve for x:
10 ≥ x - 3

• x ≤ 13
• x ≥ 13
• x ≤ 7
• x ≥ 7

What inequality does the number line graph represent?

• -x + 4 ≥ -1
• -2x + 3 > -7
• -x + 1 < -4
• 2x + 3 ≥ 13

Solve:
-|−2r − 1| = 11

• {-6,5}
• {5,-6}
• -6
• No Solution