Mathematics, 25.03.2021 19:10 hunttj

Solve by method of substitution a + 2p = 4
x − 2y = 6
solve these problems with working
11.A store clerk sold 25 Mathematics books and 10 English books for a total of $85 500. If
she sold 10 Mathematics books and 40 English books, she would have gotten $13 500
more. Calculate the price of each type of book.
12. The cost of two juice and three patties is $1 750. While the cost of four juice and three
patties is $3 050. Form a pair of simultaneous equations and solve them to determine:
a) the cost of a juice.
b) the cost of a patty.

Answers: 1

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Solve by method of substitution a + 2p = 4
x − 2y = 6
solve these problems with working...