5x^2 - (2x - 3)^2 =
5x^2 - ((2x - 3)(2x - 3)) =
5x^2 - (4x^2 - 6x - 6x + 9) =
5x^2 - (4x^2 - 12x + 9) =
5x^2 - 4x^2 + 12x - 9 =
x^2 + 12x - 9 <===
Answer:
y < -4 + 5x
Step-by-step explanation:
Kelly sells 52 subscriptions every 72 days, therefore,
216 / 72 = 3.
52 * 3 = 156
Kelly sells 156 subscriptions every 216 days
Answer:4\left(1-4r\right)+5\left(r-7\right)=-11r-31
Step-by-step explanation:
I'm not really sure, but I believe the probability of 1,200 people liking cookies would be 336 people.
In order to solve this you would have to divide 1200 by 175 and take your answer and multiply that by 49.