Look at the following expression:

Mathematics

1 answer:

user100 [1]2 years ago

5 0

Answer: The last option, Stacy is incorrect because she should multiply 2 and 2 first and then subtract 4 from 12.

Step-by-step explanation:

We must follow the Order of Operations, also known as PEMDAS. See attached. Multiplication comes before subtraction, but Stacy subtracted 2 from 12 when she should have multiplied 2 by 2. This means the answer to your question is;

Stacy is incorrect because she should multiply 2 and 2 first and then subtract 4 from 12.

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