Solving equations & inequalities videos

Why we do the same thing to both sides: Variable on both sides

Intro to equations with variables on both sides

Equation with variables on both sides: fractions

Equations with variables on both sides: 20-7x=6x-6

Equation with the variable in the denominator

Reasoning with linear equations

Equations with parentheses

Worked example: number of solutions to equations

Number of solutions to equations

Creating an equation with infinitely many solutions

Creating an equation with no solutions

Why is algebra important to learn?

Linear equations with unknown coefficients

Inequalities with variables on both sides

Inequalities with variables on both sides (with parentheses)

Multi-step inequalities

Using inequalities to solve problems

Compound inequalities: OR

A compound inequality with no solution

Compound inequalities: AND

Double inequalities

Compound inequalities examples