There is no P in here, you can't solve for P without a P, Or I just don't get the question.
Answer:
The equation of a line is typically written as y=mx+b where m is the slope and b is the y-intercept.
I can help you. What is your question? Can you tell me?
Answer:
I know a little of this
Step-by-step explanation:
ok so what you do is for example take both of the small equation with the same variable and equal them to each other then plug in to the other
ex. 7x-31 =5x-8 solve this the plug what you get into the y in equation 4(y) +27
Dont know,not sure of this one