Math Forum - Problems Library - Algebra, Analyzing Linear Data: Writing an Equation

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 analyzing linear data
 checkmarkwriting an equation

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use of variables
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Writing an Equation
These problems involve writing an equation to represent the linear data given. They often involve making a prediction based on that equation.

Related Resources
Interactive resources from our Math Tools project:
   Algebra: Analyzing Linear Data
The closest match in our Ask Dr. Math archives:
   High School: Linear Equations
NCTM Standards:
   Algebra Standard for Grades 9-12

Access to these problems requires a Membership.

Bowl-O-Rama! - Steve Risberg
Algebra, difficulty level 1. Given information about the number of games two people bowled and how much each paid, determine the cost of bowling at Bowl-O-Rama. ... more>>

Burger Inflation? - Annie Fetter, Terry Trotter, Steve Risberg, and Steve Weimar
Algebra, difficulty level 2. Given the affect of inflation, is a national-chain hamburger cheaper or more costly than it was in 1970? ... more>>

Buy This Tune! - Terry and NCTM's WLME
Algebra, difficulty level 2. Using data about buying habits of music lovers from 1990 and 1996, predict the results for 2000 and compare those predictions to the actual data. ... more>>

Choosing Charity - Steve Risberg
Algebra, difficulty level 2. A company donates to a relief fund by giving a certain amount plus an additional amount for each employee who decides to donate. Given two data points, find the linear equation that defines the company's part of the total donation. ... more>>

Math on the Midway - Steve Risberg
Algebra, difficulty level 1. Can you win the carnival midway math game by finding a pattern in the numbers? ... more>>

The Price of Pollo - Terry Trotter
Algebra, difficulty level 2. Use a linear equation model to predict a future price of fried chicken. ... more>>

Taxi! - Steve Risberg
Algebra, difficulty level 1. Taxi fares in Lineville are based on a linear equation. Given the costs and distances of two rides, find the equation and use it to answer several questions. ... more>>

What Time Is It? - Steve Risberg
Algebra, difficulty level 3. Determine the angle between the hands of a clock at certain times, and find the times that generate a particular angle. ... more>>

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