🔍
🏠
Khan Academy (English - US curriculum)
🎲
Khan Academy (English - US curriculum)
Math by grade
Eureka Math/EngageNY
Algebra 1 (Eureka Math/EngageNY)
Module 1: Relationships between quantities and reasoning with equations and their graphs
Topic C: Lessons 10-13: Solving Equations
Topic C: Lessons 10-13: Solving Equations
Testing solutions to equations
Testing solutions to equations
Number of solutions to equations
Worked example: number of solutions to equations
Number of solutions to equations
Creating an equation with no solutions
Creating an equation with infinitely many solutions
Number of solutions to equations challenge
Same thing to both sides of equations
Representing a relationship with an equation
Dividing both sides of an equation
Why we do the same thing to both sides: Variable on both sides
