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3 March, 20:07

Write and solve a system of equations to solve the problem. At a film festival, Film A is 4 times as long as Film B. Together, the films are 160 minutes long. How long is each film?

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  1. 3 March, 22:21
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    Each film is 20 min. long

    Step-by-step explanation:

    4x/2 = 160

    (4x/4) / 2 = (160/4)

    2x = 40

    (2x/2) = (40/2)

    x = 20

    Each film is 20 min. long
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