Coordinates: (3, -3)
this point R would be the same distance that point P is from point Q, fulfilling the statement of it being an isosceles triangle
Sum of a number, x and 4 all divided by 3
sum of x and 4 means x+4
all divided by 3

evaluate for x=5



it's 3
14.6 is the constant because no matter how many hours she will work (that number could change) it will always be a linear growth of 14.6.
We need to convert 300 feet to yards.
We know,
3 feet = 1 yard
Hence,
300 feet * 1 yard/3 feet = 300/3 = 100 yards
He should buy 100 yards