FL

These are the resources that support this Florida Standard.

MAFS.912.A-REI.3.5: Prove that, given a system of two equations in two variables, replacing one equation by the sum of that equation and a multiple of the other produces a system with the same solutions.

There are 32 resources.
Title Description Thumbnail Image Curriculum Topics

VIDEO: Algebra Applications: Systems of Equations, 1

VIDEO: Algebra Applications: Systems of Equations, Segment 1: Profit and Loss

Profit and loss are the key measures in a business. A system of equations that includes an equation for income and one for expenses can be used to determine profit and loss. Students solve a system graphically.

VIDEO: Algebra Applications: Systems of Equations, Segment 1: Profit and Loss Applications of Linear Systems and Solving Systems of Equations

VIDEO: Algebra Applications: Systems of Equations, 2

VIDEO: Algebra Applications: Systems of Equations, Segment 2: Encryption

Secret codes and encryption are ideal examples of a system of equations. In this activity, students encrypt and decrypt a message.

This is part of a collection of videos from the Algebra Applications video series on the topic of Systems of Equations.

VIDEO: Algebra Applications: Systems of Equations, Segment 2: Encryption Applications of Linear Systems and Solving Systems of Equations

VIDEO: Algebra Applications: Systems of Equations, 3

VIDEO: Algebra Applications: Systems of Equations, Segment 3: Ballistic Missiles

A ballistic missile shield allows you to shoot incoming missiles out of the sky. Mathematically, this is an example of a linear-quadratic system. Students graph such a system and find the points of intersection between a line and a parabola.

VIDEO: Algebra Applications: Systems of Equations, Segment 3: Ballistic Missiles Applications of Linear Systems and Solving Systems of Equations

VIDEO: Algebra Nspirations: Solving Systems of Equations, 1

VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 1

In this Investigation we solve a linear system. This video is Segment 1 of a 4 segment series related to Algebra Nspirations: Solving Systems of Equations.

VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 1 Applications of Linear Systems and Solving Systems of Equations

VIDEO: Algebra Nspirations: Solving Systems of Equations, 2

VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 2

In this Math Lab, we explore the break-even point for a business. This video is Segment 2 of a 4 segment series related to Algebra Nspirations: Solving Systems of Equations.

VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 2 Applications of Linear Systems and Solving Systems of Equations

VIDEO: Algebra Nspirations: Solving Systems of Equations, 3

VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 3

In this Investigation we use matrices and the elimination method to solve a linear system. This video is Segment 3 of a 4 segment series related to Algebra Nspirations: Solving Systems of Equations.

VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 3 Applications of Linear Systems and Solving Systems of Equations

VIDEO: Algebra Nspirations: Solving Systems of Equations, 4

VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 4

In this Math Lab we explore the graphical solution of a nonlinear system. This video is Segment 4 of a 4 segment series related to Algebra Nspirations: Solving Systems of Equations.

VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 4 Applications of Linear Systems and Solving Systems of Equations