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ahrayia [7]
3 years ago
11

A pair of equations is shown below:

Mathematics
2 answers:
givi [52]3 years ago
7 0
3x + 1 = 4x - 7
3x - 4x = -7 - 1
-x = -8
x = 8 <==

y = 3x + 1
y = 3(8) + 1
y = 24 + 1
y = 25 <===

solution is (8,25)
Romashka [77]3 years ago
4 0
The answer is (8,25)
8x3=24+1=25
4x8=32-7=25
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Vladimir [108]

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<h3></h3><h3>How the sale can manager estimate the number of math books </h3>

Since extra math's  books will be needed after giving out the available math's books.

Hence:

Additional maths books=10%× 253,625

Additional maths books=25,362 books

Based on the above calculation the manager should carryout survey based on the number of people per class and provide them with 25,362 books.

Therefore how can the sale manager estimate the number of math books to be sure that there are more then enough is that the manager should carryout survey based on the number of people per class and provide 25,362 books.

Learn more about How the sale can manager estimate the number of math books here:brainly.com/question/18558957

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