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GeOmEnTrY

  • 2 years ago

m<PQR+m<SQR=m<PQS a) ?______ x+7+x+3=10 b) Substitution Property 2x+10=100 c) Simplify 2x=90 d) ?_______ x=45 e)Division Property of Equality Does any one know what property A and D is? Here are the choices: 1. Angle Addition Postulate; Addition Property of Equality 2. Angle Addition Postulate; Subtraction Property of Equality 3. Protractor Postulate; Addition Property of Equality 4. Protractor Postulate; Subtraction Property of Equality My thought was that it is 3

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  1. vivalakoda
    • 2 years ago
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    It wouldn't be 3. When going from steps C to D, you're not adding. You're subtracting 10 from both sides. So we can eliminate 1 and 3 as possible answer choices.

  2. GeOmEnTrY
    • 2 years ago
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    Thank you! That was all I needed to know!

  3. vivalakoda
    • 2 years ago
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    Np! :)

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