Mathematics, 07.10.2019 21:30 Ashley606hernandez
Apencil at a stationery store costs $1, and a pen costs $1.50. stefan spent $7 at the store. he bought a total of 6 items. which system of equations can be used to find the number of pencils (x) and pens (y) he bought? x + 1.5y = 7 x + y = 6 1.5x + y = 7 x = 6y x + 2y = 7 6x = 1.5y 2x + y = 7 6x = 1.5y
Answers: 1
Mathematics, 21.06.2019 18:30
Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?
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Mathematics, 21.06.2019 19:20
Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?
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One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?
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Apencil at a stationery store costs $1, and a pen costs $1.50. stefan spent $7 at the store. he boug...
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