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20 January, 05:03

How many solutions does 3.2p-2.5+2.1p=5p-7/2

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  1. 20 January, 05:19
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    -3.3 ...

    Step-by-step explanation:

    3.2p-2.5+2.1p=5p-7/2

    3.2p+2.1p-5p=-7/2+2.5

    5.3p-5p=-7/2+2.5

    0.3p=-1

    p=-1/0.3

    p=-3.3
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