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28 December, 04:38

The output of a function is 10 more than 4 times the input. Find the input when the output is - 26?

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  1. 28 December, 05:05
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    - 9

    Step-by-step explanation:

    let x be the input value, then the function is

    y = 4x + 10 ← equate to - 26

    4x + 10 = - 26 (subtract 10 from both sides)

    4x = - 36 (divide both sides by 4)

    x = - 9

    Thus the input is x = - 9
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