Detailed Instructions: You are given a math word problem and you are supposed to apply multiple mathematical operators like addition, subtraction, multiplication, or division on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
Q: carey and pat are moving chairs to the gym . they agreed to move 74 chairs . carey moved 28 chairs . pat has moved 29 chairs . how many more chairs do they have left to move ?
A:
17