I think 6 4/5 I’m not sure
7 inches x 17 boards = 119 inches
119 inches / 12 inches per foot = 9 feet 11 inches.
7 feet x 17 boards = 119 feet.
119 feet + 9 feet 11 inches = 128 feet 11 inches
Looking at the question we can see that it says:

We should know what these symbols mean:
stands for something less than the other, for example:
We can say that 2 is less than 5 so in a symbolic form it can be written as,
Similarly,
stands for something greater than the other, for example:
We can say that 7 is greater than 5, in a symbolic form it can be written as,

So here,
means that, 42153 is greater than 35214.
Answer: (use distributive property then add the like terms)
3(2p + 4) - (3p - 4) = 43
6p + 12 - 3p - 4 = 43
3p - 8 = 43