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Alisiya [41]
3 years ago
13

If x=4 and y=7, evaluate the following 20 - ( 3 y - 4 x )

Mathematics
1 answer:
dybincka [34]3 years ago
4 0

Answer:

15

Step-by-step explanation:

3y=21

4x=16

21-16=5

20-5=15

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