An estate has 6 houses and each house has x lighting fittings which need 1 lamp each, and y fittings

Discussion in 'Calculator Requests' started by math_celebrity, Feb 8, 2021.

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  1. math_celebrity

    math_celebrity Administrator Staff Member

    An estate has 6 houses and each house has x lighting fittings which need 1 lamp each, and y fittings which need 3 lamps each. Write a formula to find z, the total number of lamps needed on the estate.

    z = 6(x * 1 + 3 * y)
    z = 6(x + 3y)
     
    math_celebrity, Feb 8, 2021
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