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New! - Multiplication game - catch the hodag!


Adding and subtracting with negatives activity


Factoring Game


How to solve:
Solve for x:     6x - 24 = -3x + 21.
Add 3x to both sides:     6x -24 + 3x = -3x + 21 + 3x.
Simplify:     9x - 24 = 21.
Add 24 to both sides:     9x - 24 + 24 = 21 + 24.
Simplify:     9x = 45.
Divide both sides by 9:     9x/9 = 45/9.
Simplify:     x = 5.

Here's one to try:

      






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(Starts timer)
     




              





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