Kinds of puzzle
- AddingUse the Add spell to undo a subtractionx − 3 = 4
- SubtractingUse the Subtract spell to undo an additionx + 2 = 5
- Multiplying and dividingUndo "times" with Divide, and undo "divided by" with Multiply2x = 8
- Two-step equationsTwo spells, cast in the right order2x + 4 = 10
- BracketsDivide first and the brackets fall away2(x + 3) = 10
- SquaresWhat the little 2 meansx² = 9
- Square rootsThe spell that undoes a squarex² = 25
- x on both sidesGather the x's onto one side2x + 3 = x + 7
- Rearranging formulasFree one letter when there are no numbersu + t = v