Answer:
not exactly sure what the question is but
if it is "what is the max that 15 - x^2 - x can be
then 2x-1 = 0 solves that
x = 1/2
Step-by-step explanation:
2x-9 would be the smallest answer I can get
Step-by-step explanation:
![\frac{7}{30}](https://tex.z-dn.net/?f=%20%5Cfrac%7B7%7D%7B30%7D%20)
![\frac{5}{6} + ( - \frac{3}{5} ) \\ lcm = 30 \\ \frac{25 + ( - 18)}{30} = \frac{7}{30}](https://tex.z-dn.net/?f=%20%5Cfrac%7B5%7D%7B6%7D%20%20%2B%20%28%20-%20%20%5Cfrac%7B3%7D%7B5%7D%20%29%20%5C%5C%20lcm%20%3D%2030%20%20%5C%5C%20%5Cfrac%7B25%20%2B%20%28%20-%2018%29%7D%7B30%7D%20%20%3D%20%20%5Cfrac%7B7%7D%7B30%7D%20)
Answer:
1.8
Step-by-step explanation:
-2 1/4 x -4/5 = 9/5
= 1 4/5
= 1.8