Linear Functions & Inequalities

What mistake did Student A make?

• Step 1: Distributed Incorrectly

• Step 2: Combined Like Terms Incorrectly

• Step 3: Combined Like Terms Incorrectly

• Step 4: Didn't Flip the Inequality

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

What mistake did Student B make?

• Step 1: Distributed Incorrectly

• Step 2: Combined Like Terms Incorrectly

• Step 3: Combined Like Terms Incorrectly

• Step 4: Didn't Flip the Inequality

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Which graph best shows: 4x - 2y = 12

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Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

House of Tropicals sells guppies for $1.50 each and catfish for $3 each. Over the weekend, they made $235 on guppies and catfish alone. Define your variables.

• x = price of guppies, y = price of catfish

• x = number of guppies, y = number of catfish

• x = price of adult ticket, y = price of student ticket

• x = number of angelfish, y = number of loaches

Tags

CCSS.8.EE.C.8C

House of Tropicals sells guppies for $1.50 each and catfish for $3 each. Over the weekend, they made $235 on guppies and catfish alone. Write your equation based on the scenario.

• 1.50x + 3y = 2350

• y = 1.50x + 3

• 1.50x + 3y = 235

• y = 3 + 1.50x

Tags

CCSS.HSA.CED.A.3

Solve the inequality: -3(x + 2) < -18

• x < 4

• x > 4

• x > -8

• x < -8

Tags

CCSS.7.EE.B.4B

Choose the equation that is parallel to y = 2/5x + 3

• y = 2/5x + 3

• y = -2/5x + 1

• y = -5/2x + 1

• y = 2/5x + 5

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.B.5

Choose the equation that is perpendicular to y = 2/5x + 3

• y = 2/5x + 3

• y = -2/5x + 1

• y = -5/2x + 1

• y = 2/5x + 5

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.B.5

Write the equation in point slope form of the line that goes through (-1, 4) and (1, 3).

• y - 4 = -1/2 (x + 1)

• y - 4 = 1/2 (x - 1)

• y - 4 = -1/2 (x - 1)

• y - 4 = 3 (x - 3)

Tags

CCSS.HSA.CED.A.2

Based on the inequality, should the line be dotted or solid? 12x - 8y < 24

• dotted

• solid

Tags

CCSS.HSA.REI.D.12