Mathematics, 27.06.2019 10:30 sabrinaedwards234
14. a tool rental store charges a flat fee of $9.50 to rent a chain saw, and $3.75 for each day, including the first. write an equation that expresses the cost y of renting this saw if it's rented for x days. a. y = 9.50x + 3.75 b. y = 3.75x ā 9.50 c. y = 3.75(x + 9.50) d. y = 3.75x + 9.50
Answers: 1
Mathematics, 21.06.2019 15:30
Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a Ć 300 = 12 c. a Ć 12 = 300 d. a + 12 = 300 e. a + 32 = 100
Answers: 3
Mathematics, 21.06.2019 19:00
What is the expression in factored form? 225x^2 - 144 a. 9(5x+4)^2 b. 9(5x-4)^2 c. 9(4x+5)(4x-5) d. 9(5x+4)(5x-4)
Answers: 2
Mathematics, 21.06.2019 21:50
Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least āc.ā using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least ācā?
Answers: 1
14. a tool rental store charges a flat fee of $9.50 to rent a chain saw, and $3.75 for...
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