Activity
Varsity Tutors

Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Solving Linear Systems

For Students 9th - 10th Standards
Practice using your graphing calculator for solving linear systems. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each problem.
Article
Math Planet

Math Planet: The Substitution Method for Solving Linear Systems

For Students 9th - 10th
A way to solve a linear system algebraically is to use the substitution method. The substitution method functions by substituting the one y-value with the other. This resource explains this method by showing an example along with a video.
Unit Plan
Khan Academy

Khan Academy: Equation Practice With Segment Addition

For Students 7th - 8th
Given an information about the lengths of line segments, form and solve an equation in order to find the lengths of the segments. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
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Khan Academy

Khan Academy: Linear Equations Word Problems: Graphs

For Students 9th - 10th Standards
Solve word problems about real-world relationships that are given in graphs. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Graphing Calculator Practice Problems

For Students 9th - 10th Standards
Practice using your graphing calculator for linear equation and linear inequality problems. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each problem.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Graphs of Linear Models of Direct Variation

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Students will write, graph, and solve direct variation models for real-world problems. Students examine guided notes, review guided practice, study vocabulary, watch...
Unit Plan
Khan Academy

Khan Academy: Solve Quadratics by Factoring

For Students 9th - 10th Standards
Solve quadratic equations of the form ax^2+bx+c=0 that can be rewritten according to their linear factors. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Activity
Rice University

Rice University: The Hand Squeeze

For Teachers 9th - 10th
Students will enjoy this data collection and class analysis experiment involving the time it takes for a hand squeeze to travel around a circle of people. From organizing the activity to collecting the data to making a table and graphing...