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Rina8888 [55]
3 years ago
10

Alan has read ​10% of a book. He has 81 more pages to finish. How many pages are there in the​ book?

Mathematics
1 answer:
rewona [7]3 years ago
6 0

Answer:

90

Step-by-step explanation:

100%-10%=90%

90%->81

10%->9

100%->9+81=90

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The number of students who chose lunch was 5 more than the number of students who chose breakfast. Write a system of linear equa
Papessa [141]

Answer:

The system of linear equations are y=5+x and  x+y=25

Step-by-step explanation:

Given : The number of students who chose lunch was 5 more than the number of students who chose breakfast. Let x represent the number of students who chose breakfast and y represent the number of students who chose lunch.

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Step-by-step explanation:

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