Simplify the expression. (x^2 - 9)/(x^2 + 2x - 15)
A
(x - 1)/(x - 6)
B
9/(15 - 2x)
C
3/(2x + 5)
D
(x + 3)/(x + 5)

Guys i really need or i have to stay late up night

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30