suee8780
09.12.2021 •
Mathematics
If x=9 and y=- -2 evaluate the following expression:
x+y
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Ответ:
x + y = 11
Step-by-step explanation:
You would need to substitute the numbers into the expression.
Evaluate means that we need to work out what the answer would be.
x + y is equivalent to 9 - - 2.
- - is equivalent to +.
Therefore you would do 9 + 2, which equals 11.
Hope this helps :)
Ответ:
55
Step-by-step explanation: