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1.2 Formative Distributive Property & Combining Like Terms

Last updated 6 months ago

10 Nsɛmmisa

Standards Covered:

A.SSE.1.a: Interpret expressions by viewing one or more of their parts as a single entity.
A.SSE.2: Use the structure of an expression to identify ways to rewrite it.
A.CED.1: Create equations that describe numbers or relationships.

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A

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A

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A

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A

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5.

A store is offering a deal: 3 shirts for $x each and 2 pairs of pants for $(x+5) each. There’s also a $10 discount applied to the total.

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6a.

Write an expression to represent the total cost before the discount.

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6b.

Apply the discount and simplify the expression.

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6c.

If the final cost is $100, find the value of x.

A student simplified the expression: 4(2x+3)-5x

Students work: 8x+3-5x=3x+3

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7a.

Identify the mistake the student made.

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7b.

Correctly simplify the expression.