The step after the given would be subtraction
Answer:
state whether this function is quadratic? why or why not?
f(x) = - 3(x - 2)(x + 3)(x + 5)
14×2÷7-3+9=10
Worked it out myslef and enjoy doing math.
You can use elimination to solve systems of equations with 3 equations. I know how to solve systems of equatons with 3 equations, but I use a different process, I don't know how to use the elimination method.