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8 September, 03:25

Given f (x) = - x - 4, solve for x when f (x) = 6.

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  1. 8 September, 03:38
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    -10

    Step-by-step explanation:

    6=-x-4 plug in 6 for f (x)

    10=-x add 4 to both sides in order to cancel out the - 4

    -10=x multiple each side by - 1 to make the x positive
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