Melvin and Danny had some water guns. Melvin gave of his water guns to Danny. Danny then gave of his water guns to Melvin. As a result, Melvin had 3 times as many water guns as Danny. If Melvin gave Danny 28 more water guns than what Danny gave to Melvin, how many water guns did Danny have at first?

Melvin and Danny had some water guns. Melvin gave of his water guns to Danny. Danny then gave of his water guns to Melvin. As a result, Melvin had 3 times as many water guns as Danny. If Melvin gave Danny 28 more water guns than what Danny gave to Melvin, how many water guns did Danny have at first?

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter5: Systems Of Linear Equations

Section5.1: Solve Systems Of Equations By Graphing

Problem 67E: Leo is planning his spring flower garden. He wants to plant tulip and daffodil bulbs. He will plant...

See similar textbooks

Similar questions

Eli is making a party mix that contains pretzels and chex. For each cup of pretzels, he uses three cups of chex. How many cups of pretzels and how many cups of chex does he need to make 12 cups of party mix?
Bonita has $2.95 in dimes and quarters in her pocket. If she has five more dimes than quarters, how many of each coin does she have?
Leo is planning his spring flower garden. He wants to plant tulip and daffodil bulbs. He will plant 6 times as many daffodil bulbs as tulip bulbs. If he wants to plant 350 bulbs, how many tulip bulbs and how many daffodil bulbs should he plant?
Malik is planning a 6-day summer vacation trip. He has $840 in savings, and he earns $45 per hour for tutoring. The trip will cost him $525 for airfare, $780 for food and sightseeing, and $95 per night for the hotel. How many hours must he tutor to have enough money to pay for the trip?
A crime-scene investigator has 3.4 ounces of a sample. He needs to conduct four tests that each require 0.6 ounces of the sample, and one test that requires 0.8 ounces of the sample. How much of the sample remains after he uses it for the five tests?
In a bag, a child has 325 coins worth $19.50. There were three types of coins: pennies, nickels, and dimes. If the bag contained the same number of nickels as dimes, how many of each type of coin was in the bag?
Sumanta has $4.20 in nickels and dimes in her piggy bank. She has twice as many nickels as dimes. How many coins of each type does she have?