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Serenitybella
04.02.2021 •
Mathematics
1. Create a linear equation in one variable that has one solution. Explain (in words!) how you know that your equation has exactly one solution.
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Ответ:
Ответ:
According to the question, here we got to know that John scored 72 points in the first test
In the second he scored higher than the 1st test
In the third he scored 1 mark more than the second test
His average in the three tests was 83
So,
Let's the marks scored in the 2nd test be x
Hence, in the third test he got x + 1
Average is 83