krishill5711 krishill5711

24-04-2021
Mathematics

contestada

sam filled a jar with 150 coins worth $11.75. how many dimes and nickles are there?

Respuesta :

25-04-2021

Answer:

65 nickels

85 dimes

Step-by-step explanation:

d+n = 150

.10d + .05n = 11.75

substitute

.10(150-n) + .05n == 11.75

15 - .05n = 11.75

-.05n = - 3.25

n = 65

d + 65 = 150

d = 85

Answer Link

Otras preguntas

Mid-West Publishing Company publishes college textbooks. The company operates an 800 telephone number whereby potential adopters can ask questions about forthco

What feature do you need on a computer if you want to take it with you on vacation to another continent

Carnivorous plants have evolved mechanisms that trap and digest small animals. The products of this digestion are used to supplement the plant's supply of A. en

The exchange of thoughts of feelings between 2 or more people is Question 11 options: Social Health Intrapersonal communication Interpersonal communication

The circle below represents a whole, or 1. Use subtraction to determine the unknown part of the circle. 12 over 15 2 over 15 What’s the unknown part of the circ

Because economic resources are used to produce goods and services, they are called:________

Roots acidify the soil solution by releasing ______ and pumping _________ into the soil. A. CO² ; K⁺ B. CO² ; H⁺ C. CO² ; Na⁺ D. N ; Na⁺

In this excerpt from The Republic, Plato is supporting the claim that a luxurious state requires more resources than a healthy state. In a well-constructed para

When each of the following pairs of aqueous solutions is mixed, does a precipitation reaction occur? If so, write balanced molecular, total ionic, and net ionic

what are three qualities of a good thesis statement?