- Adding and subtracting negatives
- Multiplying and dividing negatives
- Picture 3x + 5 = 20
- Negative numbers in the equation
- When x is divided: x/4 − 3 = 2
- Divide by the outside number
- Expand first, and negatives
- Decimals in two-step equations
- Fractions and brackets together
- Unlocks after
- Opens up