you sell heating oil. your yearly storage cost C, in dollars, depends on the amount q, in thousands of gallons, of heating oil you order at the beginning of the season. The relationship C = 4q + 54/ q There are two heating oil order sizes that will result in a yearly storage cost of 142 dollars. Find both of them

Q: You set your watch 3 seconds ahead, and it gains another 7 seconds every day. Write the equation…

A:

Q: Martin mixes green paint and blue paint in a proportional relationship that can be represented by…

A: Martin mixes green paint and blue paint in a proportional relationship that can be represented by…

Q: Flex Fitness members pay an annual membership fee of $250 plus $3 each time they use the facility, X…

A:

Q: Finbar bought his home for $150,000 in 2010. Property values have increased 10% every year since he…

A: Given, in 2010 Finbar bought his home $150,000 property value increase 10% every year, To find the…

Q: Juan decided to vacation in Las Vegas.  Each night he stayed at Excalibur costs $75 and he has to…

A:

Q: savings account with a balance of $175 and deposits $20 per month. How many months will it take 12.…

A:

Q: from 1990 to 2015 there was a decrease in the number of stores in texas by 23 stores per year. in…

A: stores decrease @ 23 stores per year Total stores in 1995 = 2352 find the equation representing the…

Q: Complete the following equation to represent the total amount of money John and Henry earned at…

A: We will solve the following.

Q: Jennifer went to a nail salon and she was charged fifty-five dollars for four hours in the salon.…

A: Write an equation

Q: Brent is trying to find a dog groomer to take his dog, guincy for a bath. Groomer : charges a $25…

A: Groomer A: charges a $25 base fee plus a $0.85 per pound the dog weighs  Groomer B : Charges a $30…

Q: y=10.3x+13.3 represents what a company will spend in millions on marketing, x is the number of years…

A: Given:

Q: Max used the equation y= 300(1.15) to predict how a. What is Max original credit card bill? much he…

A:

Q: At sea level, the air pressure is 15 psi. As the vehicle goes underwater, the pressure increases and…

A:

Q: Owners of a recreation area are filling a small pond with water. They are adding water at a rate of…

A:

Q: A student at Brightville College starts with $300.00 on a meal plan card. Each meal at the dining…

A:

Q: Marcelo jogs at a speed of 7 miles per hour when there are no hills. He plans to jog up a mountain…

A:

Q: Use the relationship to fill in the table. Pounds of Oranges Total Cost 5 8 10

A: Cost of 2 pounds of oranges is $4.50. We will divide the total cost by number of pounds to find the…

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.