CPM Homework Banner

Home > CCA > Chapter 1 > Lesson 1.1.2 > Problem 1-17

1-17.

Simplify each expression. Homework Help ✎

  1. Find a common denominator for both fractions. Remember that adding a negative is the same as subtracting

  2. Refer to part (a). Just remember that you are adding two negatives.

  3. Multiply the numerators.

    (9)(−2) = −18

    Multiply the denominators.

    (10)(3) = 30

    These two answers are the new numerator and denominator.

  4. Flip the second term and multiply. Refer to part (c).