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jenny508

  • 3 years ago

Solve for x.Check your answers. A) 20=9+x

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  1. kelliegirl33
    • 3 years ago
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    20 = 9 + x (subtract 9 from both sides) 20 - 9 = 9 - 9 + x 11 = x check... 20 = 9 + x 20 = 9 + 11 20 = 20 (correct)

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