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Two-Step Equations

Directions: Use the whole numbers 1 through 9, at most one time each, to find the largest (or smallest) possible values for x.



Where do you want to put the 9? Where do you want to put the 1?



Assuming x can be a negative value, 1x + 9 = 2 gives the smallest value of -7. The largest value would be, 1x + 2 = 9

Source: Audrey Mendivil, Daniel Luevanos, and Robert Kaplinsky

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  1. I think you have a typo on the largest value, shouldn’t it read 1x + 2 = 9?

  2. I think I would also use this with a fraction coefficient, so students have to fill in 4 boxes.

  3. I also like the idea you did at CMC where students would need to find the number closest to 0!

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