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The number of milligrams of caffeine (y) in Mr. H's system x hours after his last cup
of coffee for the day is represented by the equation y = 40 – 8.5x. Predict
the amount of caffeine in Mr. H's system 4.5 hours after his last cup of coffee for the
day.

The number of milligrams of caffeine y in Mr Hs system x hours after his last cup of coffee for the day is represented by the equation y 40 85x Predict the amou class=

Respuesta :

gavinjchiu

Answer: y=1.75

Step-by-step explanation:

STEP 1:

y=40-8.5x

Substitute x for 4.5.

y=40-38.25

STEP 2:

Simplify.

y=1.75

Hope this helps :)

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