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Lisa's work finding the value of the expression 9 + 2(1-7) is shown below. Determine whether or not her work is correct. If it is incorrect, show Lisa how to find the correct value. Problem: 9 + 2(1-7) Step 1: Step 2: Answer: 9+2(-6) 11(-6) -66​

Respuesta :

Answer:

9 + 2(1 - 7)

= 9 + 2(-6)           Simplify the subtraction expression inside the parenthesis.

= 9 - 12                Multiply.

= -3                      Subtract.

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