Graphing Linear Equations and Inequalities

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

Tags

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

Which of the following equations match the given graph?

• y ≤ 2x - 4
• y ≥ 2x - 4
• y < 2x - 4
• y > 2x - 4

Tags

CCSS.HSA.REI.D.12

Which point is a solution of
-2x + y  ≤ -2

• (0, 0)
• (1, -1)
• (1, 2)
• (-3, 1)

What is the slope between the points
(-3, -4) & (7, 6)?

• 0
• Undefined
• -1
• 1

Tags

CCSS.8.EE.B.5

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

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

Write the linear inequality in standard form for this situation: The manager of an electronics store projects that the store should achieve more than $21,000 in revenue from TVs and DVD players every day in order to remain profitable. Tvs sell for $225 and DVD players sell for $175.

• 225x +175y ≤ 21,000
• 225x +175y ≥ 21,000
• 225x +175y < 21,000
• 225x +175y > 21,000

Which of the following equations match the given graph?

• x ≥ -1
• x ≤ -1
• x > -1
• x < -1

Tags

CCSS.HSA.REI.D.12

According to the graph, which point is a solution? Choose all that apply.

• (0, 0)

• (4, 2)

• (-1, -5)

• (-3, 0)

Which equation represents the following graph?

• y = 3x + 2
• y = -2x + 3
• y = 2x + 3
• y = -3x + 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2