Write the word or phrase that best completes each statement or answers the question.
-According to the rules for the order of operations, what should be the first step when simplifying the expression [-6 + (-9 + 7)] + (-7 + 6)?
A) find the sum of 7 and -7
B) find the sum of -9 and 7
C) find the sum of -6 and -9
D) find the sum of -6 and -7

Question

Quizplus · Accepted Answer

According to the rules for the order of operations, parentheses should be simplified first. In the given expression, the first step is to simplify the expressions within the parentheses, starting with the innermost parentheses. Therefore, finding the sum of -9 and 7 is the correct first step.

Write the Word or Phrase That Best Completes Each Statement