A store is offering a 18% discount on all items. Write an equation relating the sale price S for an

Discussion in 'Calculator Requests' started by math_celebrity, Sep 28, 2019.

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  1. math_celebrity

    math_celebrity Administrator Staff Member

    A store is offering a 18% discount on all items. Write an equation relating the sale price S for an item to its list price L.

    18% discount means we subtract 18% (0.18) as a decimal, from the 100% of the price:
    S = L(1 - 0.18)
    S = 0.82L
     
    math_celebrity, Sep 28, 2019
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