Linear Equations and Inequalities

Which of the following inequalities match the given graph?

• y ≥ 2/5x + 1

• y ≥ -2/5x + 1

• y≤ 2/5x + 1

• y ≥ -2/5x - 1

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.12

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

• It has an equal sign.
• The symbol is greater than.
• The symbol has "or equal to."
• You just guess.

Tags

CCSS.HSA.REI.D.12

Consider the inequality y < 2x + 3. Which is true?

• The line would be solid with shading above.

• The line would be dashed with shading above.

• The line would be solid with shading below.

• None of these.

Tags

CCSS.HSA.REI.D.12

Write the equation for the line in slope-intercept form.

• y= -1x+3
• y= 4x+3
• y=(1/4)x+3
• y= -4x+3

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7

Find the x and y intercepts of the following equation:

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

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

What is Slope Intercept Form?

• y = mx+b

• (x , y)

• Ax + By = C

• none

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.C.7

CCSS.HSS.ID.C.7

Convert the equation to slope-intercept form:
2x - 4y = 16

• y = 1/2 x + 4
• y = 1/2 x - 4
• y = -1/2 x - 4
• y = -1/2 x + 4

Tags

CCSS.HSA.REI.A.1

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.

Tags

CCSS.HSA.REI.D.12

Which point below is NOT part of the solution set?

• (0, 0)
• (-10, -10)
• (-1, 5)
• (5, 20)

Tags

CCSS.HSA.REI.D.12

What is the largest state in the United States?

• Texas
• Washington
• California
• Alaska