Respuesta :

Space

Answer:

a. -12

General Formulas and Concepts:

Pre-Algebra

  • Order of Operations: BPEMDAS

Step-by-step explanation:

Step 1: Define

h(r) = (2/3)r - 6

h(-9) is r = -9

Step 2: Evaluate

  1. Substitute:                    h(-9) = (2/3)(-9) - 6
  2. Multiply:                        h(-9) = -6 - 6
  3. Subtract:                       h(-9) = -12

And we have our answer!

Answer:

a is correct

Step-by-step explanation:

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