Algebra I STAAR Transformations

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Erin is 3 years younger than twice Alex's age. Their ages combined are 33 years. How old are Alex and Erin. If x=Erin's age and y=Alex's age, choose the system that matches the situation.

• x + y = 33
  y = 2x - 3

• x + y = 33
  x = 2y - 3

• x + y = 33
  x = 3 - 2y

• x + y = 3
  x = 33 - 2y

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CCSS.HSA.CED.A.3

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

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CCSS.HSF-IF.C.7A

What is the green dot on the parabola called?

• maximum

• minumum

• roots

• zeros

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CCSS.HSF-IF.C.7A

Does this parabola have a maximum or minimum?

• Maximum

• Minimum

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CCSS.HSF-IF.C.7A

How many roots does this parabola have? 

• 3

• 2

• 0

• 1

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CCSS.HSF-IF.C.7A

• F

• G

• H

• I

• A

• B

• C

• D

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2