Answer:
14 length of the side is 3x-7
and 15 length of side is 2x+6
(x -2)(x - 3)
x(x - 3) - 2(x - 3)
x^2 - 3x - 2x + 6
x^2 - 5x + 6 <===
I dont know what cherise did, but this is the correct way
60,000 is divisible by both 4 and 6
You would have to do 18x2 then 14x2.