Mathematics, 03.09.2020 06:01 tcapele252
Supposed that Maria has 120 coins consisting of pennies; pennies nicked and dimes. The number of nickels she has is 11 less than twice the number of pennies; the number of dimes she has is 19 less than 3 times the number of pennies. How many coins of each kind does she have. PLEASE HELP!!!
Answers: 2
Mathematics, 21.06.2019 18:20
Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a. x2 − 4x − 7 = 0b. 4r2 + 11r − 3 = 0c. 3m2 + 7 = 0d. t2 + 2t + 1 = 0
Answers: 1
Mathematics, 21.06.2019 19:00
Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18
Answers: 1
Mathematics, 21.06.2019 21:00
The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry
Answers: 2
Mathematics, 21.06.2019 21:00
Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school
Answers: 1
Supposed that Maria has 120 coins consisting of pennies; pennies nicked and dimes. The number of nic...
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