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John tried to evaluate the expression 30+{15 - 2 x 3). His work is below. 30+ {15 - 2 x 3} Step 1: = 30 + {15 - 6} Step 2 : 30 + 9 Step 3: 39 In which step did John first make a mistake? Choose 1 answer: Step 1step 2 step 3 or d john did not make a mistake

John tried to evaluate the expression 3015 2 x 3 His work is below 30 15 2 x 3 Step 1 30 15 6 Step 2 30 9 Step 3 39 In which step did John first make a mistake class=

Respuesta :

Explanation:

30+ {15 - 2 x 3)

solving the expression:

Using PEMDAS, multiplication comes before addition

30 + ( 15 - 6)

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