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22-10-2021
Mathematics

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Bob spent x amount on food. Bill spent x+20, and John spent 3x-2. If bill and John spent the same amount of money, how much dud bob spend?

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Аноним Аноним

22-10-2021

[tex]\\ \sf\longmapsto x+20=3x-2[/tex]

[tex]\\ \sf\longmapsto 3x-x=20+2[/tex]

[tex]\\ \sf\longmapsto 2x=20[/tex]

[tex]\\ \sf\longmapsto x=10[/tex]

Bob spent 10$

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