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2022 Alg 5.2 Solving Linear Systems by Substitution Worksheet

Solve systems of equations by substitution

(German) Beispiele Gleichungen und Äquivalenzumformungen

Was mit Gleichungen und den Äquivalenzumformungen möglich ist.

Lez 2:Scomposizioni parziale

Raccoglimento parziale

رسم دالة الدرجة الثانية وايجاد القيمة الصغري ومحور التماثل

رسم بيان الدرجة الثانية تعين نقاط التقاطع مع المحاور القيمة الصغري محور التماثل

Solution to fun triangle problem

Posted by Rony Sarker, Dec 28 2020

Happy Thanksgiving!

I had to do a trick or two (GM doesn't know how to sum yet!), but to all who celebrate Thanksgivi...

Open Middle Problem on Quadratics

We did this from Tim Brzezinski's cool GGB implementation which we found on Twitter (

make 1 to 24 (with 1,3,4,6)

this can be an interesting way for students to practise creating numerical expressions

Peacock's Axiomatic Negative Multiplication Rationale

How do we think about negatives and their multiples?

GEMS Actvity

حساب عبارة من اجل x=

Simple Rationalization the denominator
Correzione esercizio 1 matem atica

Funzioni razionali fratte: Dominio, Segno e Intersezioni con gli assi, Segno, Grafico probabile.

Equacio grau 2
Racionalização Quadrática
Racionalização raizes e adicao
Racionalização raízes maiores
Racionalização Cúbica
Equações de 1º grau - Equações Avançadas
Equações de 1º grau - 1 e 2 passos
Equações 1º grau - 1 passo
72.8 Algebraic Demonstration
Writing Equation Given Two Points (y=mx+b)

Students perform substitutions in order to write the equation of a line, given two points.

Equation Maze (One & Two Step)
1.1 One Step Linear Equation

Puzzle Time Activity

Lesson 2-4 Literal Equations

Calculate the diameter of a toiletpaper roll, when it is half full. Initial measures are D=105 mm...

Additions and subtractions of polynomials
Suorakulmainen kolmio
Parallel Lines, Equal Slopes, and Division by Zero

An elegant demonstration of the fact that parallel lines must always have the same slope, that re...

Radical Equations

Use each digit no more than once, create two true expressions for the square root of two 2-digit ...

Carlyle Circle

Quick demonstration of Cayley's Circle, a geometric way of relating the roots of circles to those...

Graphing Skills!

This GM will help you improve your graphing skills.

Solving Inequalities
Absolute Value Equations
Solving Literal Equations
Graphing Circles

Click on the placeholders to place numbers in them so the circle has a center at the point labele...

What-If-Not Graphing Lines (with Negatives)

Drag the integers -9 through 9 to placeholders in a linear equation so the graph of the line pass...

Derivation of citardauq

I've been seeing the citardauq equation around, and found this a great place to use GM's derivati...

Midpoint of intersections

Based on Tom Button's great example in Geogebra--fun to explore how different points defined by a...

Geogebra Global Gathering Demos: Playing with Some Simple Expressions

Move these expressions around...What do you see? What can you do? How are these situations simila...

OpenMiddle-Style Fractions Exploration

Some open middle-style problems designed to help people learn to use fractions (we use these for ...

rapports frettes

Étude de la guitare


Jak na to? viz. video v příloze

Horton- Law of Exponents

Apply the law of exponents to each problem to simplyfy the expression

Law of Exponents Mixed Problems Set

Using multiple laws at once

derivation of quadratic formula
Difference between two Quadratics
Midsegment Theorem for Triangles
Distance Formula