equations
- Line and reciprocal 1
- Simultaneous equations 6
- Snowflake
- Expanding cube
- Expanding cube 2
- Magical present
- Question 1
- Substitution 1
- Find real part 1
- Complex equation 1
- Complex equation 2
- Complex equation 3
- Complex equation 4
- Complex equation 5
- Complex equation 6
- Complex equation 7
- Solving equations
- Solving equations 2
- Ink drop
- Leaky container
- Partial fractions 1
- Particular solution 1
- Question 1
- Separate and solve 1
- Bucket of water