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3 years ago

Evaluate the expression below when x = 7 and y = 8. 5x2−3y

Mathematics

1 answer:

Ghella [55]3 years ago

5 0

Answer:

221

Step-by-step explanation:

Substitute x = 7 and y = 8 into the expression

5(7)² - 3(8)

= 5(49) - 24

= 245 - 24

= 221

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