Kate solved an equation incorrectly, as shown below:
Step 1: 9x = 72
Step 2: x = 72 − 9
...
Mathematics, 06.11.2020 20:50 ddlc28
Kate solved an equation incorrectly, as shown below:
Step 1: 9x = 72
Step 2: x = 72 − 9
Step 3: x = 63
Which statement best explains why Step 2 is incorrect in Kate's solution? (1 point)
She did not multiply 72 nine times.
She did not multiply 72 by 9.
She did not add 9 to 72.
She did not divide 72 by 9.
Answers: 2
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