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07-10-2020
Mathematics

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If x = 4 and y = 7, evaluate the following expression:
20 – (3y – 4x)

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Аноним Аноним

07-10-2020

Answer:

15

Step-by-step explanation:

x=4, y=7

20-(3y-4x) Substitute the values for the variables:

20-(3*7-4*4) Multiply:

20-(21-16) Parentheses first:

20-5

=15

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