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06-02-2019
Mathematics

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Evaluate -x-4y when x=-7 And Y=5

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07-02-2019

Answer:

-14

Step-by-step explanation:

-x-4y

Alright, now let's plug in the points.

-(-7)-4(5)

Let's now reduce the double negative to a positive, as two negatives equal a positive.

6-4(5)

Now multiply 4 by 5.

6-20

Now let's subtract 6 by 20.

-14

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