1,472 Answered Questions for the topic Linear Equations

Linear Equations

10/28/15

The temperature in a tea kettle goes from 450 to 800 in 2 minutes. Write a linear equation for each situation.
Y=mx+b How do I solve a linear equation using the word problem given?
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Linear Equations

10/28/15

1435 tickets are sold to a game. Admission costs $5 for some tickets $10 for others. The total ticket sales were $11,400. How many $10 tickets were sold?
linear equations
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Linear Equations

10/28/15

Jackets that were selling for $30 each went on sale. Before noon you could buy a jacket for $20, after noon the price was further reduced to $15. There were 500
linear equation
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Linear Equations

10/28/15

It took 3 hoses 4 hours to fill the first 20,000 gallons in a swimming pool. Then a 4th hose was added. If there was 15000 gallon left to fill, how long did it
linear equation
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Linear Equations

10/28/15

linear equations
14 gallons of gas cost $43. What is the price of 10 gallons?
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Linear Equations

10/28/15

Bob can do the job in 3 hours. If Al helps the job takes only 2 hours. How long would it take Bob by himself?
Linear equation
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Linear Equations

10/28/15

Right now Bob is 2.5 times as old as Al. In 5 years he will only be twice as old. How old is Bob now?
linear equation
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Linear Equations

10/28/15

A jar contains twice as many dimes as quarters. There are four more dimes than nickels. There is $5.30 total. How many dimes.
linear equation
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Linear Equations

10/28/15

2. It takes 5 men 6 hours to do a job, how long would it take 3 men?
linear equation
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Linear Equations

10/28/15

linear equation
A container holds 5 gallon of a gas oil mixture in a 50:1 ratio (gas to oil). How many fl oz of oilshould be added to change the mixture into a 40:1 mix? (1 gallon=128 fl oz)
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Linear Equations

10/28/15

linear equations
Bob buys Halloween candy. Some pieces cost 2¢ each and some cost 5¢ each. There are 7more of the 2¢ pieces. The total cost was $1.54. How many 5¢ pieces were purchased?
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Linear Equations

10/28/15

linear equation
Bob plants a small garden next to his garage. The side of the garage is one length of theenclosed rectangle. The other length and two sides are enclosed using 56 feet of fence. If thelengh of the... more
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Linear Equations

10/28/15

she mixes 2 1/2 of grape with 1 1/2 of orange. grape cost $1 more than orange. total cost is $12.50
im in 8th grade so yeah
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Linear Equations

10/28/15

alexis earns 2 1/2 times as much as gary james earns $18 more than gary the total salary is $306, find alexis salary.
well im in 8th grade and this is just what were studying  
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10/26/15

application problem
one solution contains 40% alcohol. A second contains 60%. You need 20 L of 45% solution. How many L of the 40% should be used. I have to write an equation and solve
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Linear Equations

10/26/15

Manufacturing, no solid numbers except the sum.
A manufacturer produces three models of DVD Players in a year. Four times as many of model A are produced as model C, and 7000 more of model B than C. If the total production for the year is 97 000... more
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Linear Equations Word Problem

10/21/15

word problem, linear equation, define variable, create equation and solve
Esther, Beowulf, Cwene, and Durwyn were dividing up a bag of gold coins from a dragon's hoard   Esther took three more than one quarter of the coins in the bag  Beowulf took two more than one... more
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Linear Equations Word Problem

10/20/15

Word Problem, define variable, create equation, & solve
Train A leaves a station at 8:00 and travels at 100km per hour towards the next city. One and a half hours later, Train B, an express leaves the same station traveling at 160 km per hour along the... more
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Linear Equations Word Problem

10/20/15

define variable, create equation, and solve (written below)
Jessica is six times as old as Sophie, who is two years older than Lucas. In six years, Jessica will be four times as old as Lucas. How old is Jessica     
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Linear Equations

10/20/15

2 Variables Word problems
Some students, teachers, and parents are going on a field trip to an art museum. There are 56 students, s, going on the trip. Each group of 8 students will have a parent or a teacher as an adult... more
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Linear Equations

10/20/15

Linear Equation
When the product of -7 and an unknown number is decreased by 6 the result is -4. Find the number
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10/15/15

Linear Systems Word Problem
Josie wants to buy Internet access. One service provider charged a flat rate of $34.95/month. A second charges $25/month plus $0.33/hour. For what number of hours per month should Josie choose the... more
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Linear Equations

10/13/15

for delivering packages, the cross town courier
for delivering packages, the cross town courier service charges a set amount for the first 50g abd a fixed rate fir each additional 10g. the charge for a 210g package is 5.60. the charge for a 330g... more
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10/13/15

How do you write a system of linear equations in two variables? Explain this in words and by using mathematical notation in an equation.
How do you write a system of linear equations in two variables? Explain this in words and by using mathematical notation in an equation.
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Linear Equations

10/11/15

Write the equation of the line through each point. Use slope-intercept form.
through (3, 1) and perpendicular to -4x + y - 1 = 0     I don't know how to do this step by step.
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