Question

A mistake was made in the steps shown to simplify the expression. Which step includes the mistake?

9/2+ 3(4 – 1) – 7 + 23
Step 1: = 9/2+ 3(3) — 7 + 23
Step 2: = 9/2 + 3(3) - 7 + 8
Step 3: =15/2 (3) — 7+8
Step 4: =45/2 - 7+8
Step 5: =31/2 +8
Step 6: =47/2

Answer 1

step 2 how did the 8 get there?

Answer 2

Answer: step 3 maybe?

Explanation: