hope I'm right but either 2 or 4 i can kinda go either way
She can only but 14 movies because 18.50÷1.25= 14.8 and then 1.25×14=17.5
Answer:
1. 
2 a) 
b) 0
3. x = 10
Step-by-step explanation:
1.

2. a)
![2 [(\frac{-1}{4}) -12 (-1)^2] - 5[24 +2 (-12)]^2\\2[(\frac{-1}{4}) -12] - 5[24 -24]^2\\2 * [(\frac{-1}{4}) -12] -0\\\frac{-49}{2}](https://tex.z-dn.net/?f=2%20%5B%28%5Cfrac%7B-1%7D%7B4%7D%29%20-12%20%28-1%29%5E2%5D%20-%205%5B24%20%2B2%20%28-12%29%5D%5E2%5C%5C2%5B%28%5Cfrac%7B-1%7D%7B4%7D%29%20-12%5D%20-%205%5B24%20-24%5D%5E2%5C%5C2%20%2A%20%5B%28%5Cfrac%7B-1%7D%7B4%7D%29%20-12%5D%20%20-0%5C%5C%5Cfrac%7B-49%7D%7B2%7D)
b)

3.

Answer: 7/3 or 2.3333333(repeating forever)
Step-by-step explanation: 7/3 is an improper fraction, and 2.333333 is a decimal