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7 November, 23:20

If 2a^2 + 3^1a - 5a^2 = 9, then a-a^2=

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  1. 7 November, 23:43
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    Answer: 3.

    Explanation:

    1) Given expression: 2a² + 3a - 5a² = 9

    2) Combine like terms: - 3a² + 3a = 9

    3) Division property of equalities (divide both sides by 3) : - a² + a = 3

    4) Rearrange: a - a² = 3

    That is the answer requested.
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