Mathematics, 09.04.2021 20:10 sarah5707
The school store is running a promotion on school supplies. Different supplies are placed on two shelves.
You can purchase 3 items from shelf A and 2 from shelf B for $26, or
You can purchase 2 items from shelf A and 5 from shelf B for $32.
Let x represent the cost of an item from shelf A and let y represent the cost of an item from shelf B. Write and solve a system of equations to find the cost of items from shelf A and shelf B. Show your work and thinking!
Answers: 1
Mathematics, 21.06.2019 19:50
Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato
Answers: 2
Mathematics, 21.06.2019 22:50
1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?
Answers: 2
The school store is running a promotion on school supplies. Different supplies are placed on two she...
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