Peggy had three times as many quarters as nickels. she had $1.60 in all. how many nickels and how many quarters did she have? . if the variable n represents the number of nickels, then which of the following expressions represents the number of quarters? . . n/3. n. n + 3. 3n

The expression that represents the number of quarters is 3n. The correct answer between all the choices given is the last choice. I am hoping that this answer has satisfied your query and it will be able to help you, and if you would like, feel free to ask another question.

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)