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10 July, 21:42

Peta attempted to solve the following equation. Explain Peta's error. x (x - 5) = 20 x = 20 and x - 5 = 20 x = 20 and x = 25

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  1. 10 July, 23:42
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    X (x-5) = 20. All what Peta wrote is wrong.

    1st he should multiply x by all elements of (x-5) = = >x²-5x = 20

    What he has done is wrong
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