2x + 2y - x - (8 + 1)?
2 answers:
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Answer: 6√2
Decimal Form:
8.48528137
Step-by-step explanation:
We can compare by converting Johnny's reading time into the same unit of Jacky's, hours.
There are 60 minutes in an hour, so use this:
15 < 20, so Johnny read faster. This is 5 pages faster per hour than Jacky.
There are 60 minutes in an hour, so use this:
15 < 20, so Johnny read faster. This is 5 pages faster per hour than Jacky.