Answer:
Step-by-step explanation:
y=4x+30
Answer:

Explanation:
Since this is unfactorable, use the Quadratic Formula:

Now, take the information and input it:

I am joyous to assist you anytime.
I think it would be something like this: x-80 = (x*2)+12
3x^2 -6x + 6 :) hope this is alright