Question

Emily simplified this expression. Expression: (5−2)2+23×4 Step 1: (3)2+23×4 Step 2: 9+23×4 Step 3: 9+9×4 Step 4: 9+36 Step 5: 45 Emily made a mistake. Which step shows her first mistake? Step 1 Step 2 Step 3 Step 4​

Answer 1

Step 2 shows Emily's first mistake.

Explanation:

3(2) = 6

But instead of this Emily wrote 3(2) = 9.