The Balanced Scale
Tap matching pairs (one from each side) to simplify the equation.
Tap matching pairs
{{ item.type === 'x' ? 'X' : '1' }}
{{ item.type === 'x' ? 'X' : '1' }}
Perfect! x has exactly ONE solution: x = {{ s1TargetX }}
The Perfect Mirror
Try different values for X. What happens?
Slide to test X
{{ s2ValLeft }}
=
{{ s2ValRight }}
-505
Let x = {{ s2CurrentX }}
Test 3 values
Always equal! Infinitely many solutions.
The Impossible Equation
Build an equation that has NO solution.
Tap to fill
{{ s3Slot1 !== null ? s3Slot1 : '?' }}
=
{{ s3Slot2 !== null ? s3Slot2 : '?' }}
{{ s3Feedback }}
Equation Sorting
Sort the equations by how many solutions they have.
Drag to classify
{{ zone.title }}
All sorted!
Excellent sorting!
🏆
Master of Equations!
You can now identify equations with one solution, no solution, and infinitely many solutions with ease.