3 years ago

If x=9 and y=−3, evaluate the following expression:20−5y+2x

Mathematics

2 answers:

Olegator [25]3 years ago

8 0

Answer:

The answer is 53.

Explanation:

x = 9

y = -3

$20 - 5y + 2x \\ 20 - 5( - 3) + 2(9) \\ 20 + 15 + 18 \\ 35 + 18 \\ 53$

pentagon [3]3 years ago

4 0

Answer:

Step-by-step explanation:

20-5y+2x

20-5(-3)+2(9)

20--15+18

cancel out the negative signs

20+15+18

=53

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