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Calculating with terms
Memory -2-

You can combine mathematical terms with different types of operations.

You can add and subtract like terms.

You can also multiply and divide terms.

Pay particular attention to the type of calculation.

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Terms - Memory -2-

  • Like terms
    Terms that differ only in the factors before the respective variable are called like terms.

    2x ; -0.5x ; 13x or
    5x² ; -12x² ; 1.7x²

    Like terms can be added and subtracted.
       -2x² + 7x²
     = 5x²
       3x - 7x - 5 + 13
     = -4x + 8