Step-by-step explanation:
6x - 3x^2 + 2x^2 -2x = 5x^2 + 15x
4x -x^2 = 5x^2 + 15x
-11x - 6x^2 = 0
-6x^2 - 11x = 0
use the quadratic formula
(-b±√(b²-4ac))/(2a)
Answer:
what do you want me to do there's no question
Step-by-step explanation:
Answer:
Sirius will be 20 years old and his father will be 40 years old. ratio form: 20:40
Step-by-step explanation:
hope this helps
Answer:
b. 14
Step-by-step explanation:
9/40 because when you put it in fraction form its 225/1000 then you simplify!
