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anonymous

  • 4 years ago

please help? Solve the following word problem by using an equation and factoring. The sum of a positive number and its square is 20. What is the number? A. 1 B. 2 C. 3 D. 4 E. 5

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  1. Mertsj
    • 4 years ago
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    Let x be the number x^2 is its square x+x^2=20 x^2+x-20=0 Can you factor that?

  2. anonymous
    • 4 years ago
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    yes

  3. Mertsj
    • 4 years ago
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    Tell me what you get.

  4. anonymous
    • 4 years ago
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    -5,4

  5. Mertsj
    • 4 years ago
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    Which one of those is the positive one? That will be your answer because the problem asks for a positive number.

  6. anonymous
    • 4 years ago
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    4

  7. Mertsj
    • 4 years ago
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    Good job!!

  8. anonymous
    • 4 years ago
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    thanks good job to you to0!

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