Linear Equations & Inequalities

How can I tell if the graph of an inequality will have a solid line?

• It has just an equal sign.

• The symbol is greater than.

• The symbol has "or equal to."

• You just guess.

Which point below is NOT part of the solution set?

• (0, 0)

• (-10, -10)

• (-1, 5)

• (5, 20)

Select the graph for y ≥ -3.

• A

• B

• C

• D

Select the correct graph for each inequality. y≤ -¾x -1

• A

• B

• C

• D

Which of the following equations match the given graph?

• x ≥ -1

• x ≤ -1

• x > -1

• x < -1

• y ≤ 2x - 4

• y ≥ 2x - 4

• y < 2x - 4

• y > 2x - 4

Find the x and y intercepts
4x - 5y = 40

• x intercept is 10 
  y intercept is 8

• x intercept is 10
  y intercept is 20

• x intercept is 8
  y intercept is 10

• x intercept is 10
  y intercept is -8

Which equation is written in STANDARD form?

• y = 1/2x + 2

• y - 3 = -5(x + 2)

• -7x + 2y = 9

• 3x + 2 = y

Is the solution to this equation "No Solution" or "All Real Numbers"
2x+3 = 4x-2x+1

• No Solution

• All real Numbers/Infinite Solutions

Is the solution to this equation "No Solution" or "All Real Numbers"
3x-4 = 2x-(-x+4)

• No Solution

• All real Numbers/Infinite Solutions