Steve didn't put the parenthesis when he went to the second part of the equation, instead of putting the parenthesis he skipped them and keep going along with the equation.
I don't know if you needed this but the answer to the math problem would be
Answer: 2 x
Answer:
option d 44.4pie units3
Step-by-step explanation:
Answer: 3 is 17.6471% of 17