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Home > CCA > Chapter A > Lesson A.1.9 > Problem A-92


Translate the Equation Mat at right into an equation. Remember that the double line represents “equals.”    

Shaded tile is plus 1.  Tile is negative 1.     A 4 region equation mat. Positive Left: 2 negative, x tiles, and 2 positive unit tiles. Negative Left: 1 negative, x tile, and 4 positive unit tiles. Positive Right: 2 positive unit tiles, and 3 negative unit tiles. Negative Right: 1 positive, x tile, and 2 negative unit tiles.

Tackle the Equation Mat corner by corner: top left, bottom left, top right, bottom right.
Remember, the problem does not ask you to simplify.

Use the Algebra tiles in the eTools below to help you write an equation.
Click on the link at right for the full eTool version: CCA A-92 HW eTool