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Home > CCA > Chapter 1 > Lesson 1.1.2 > Problem 1-14

1-14.

Evaluate each expression if r = −3, s = 4, and t = 7. Homework Help ✎

  1.  

    Substitute the two values into the equation. Assume that there are parentheses around the negative value. 

    Use the Order of Operations to find the answer.

  • Find the value of the numerator, before dividing by the denominator. Remember to simplify the fraction

  1. Use the Order of Operations to find the answer.

    22

  2. Use the Order of Operations to find the answer.

    27