Use substitution to solve the system of equations. Which letter choice is the answer?
y = 4.5x + 7.5
y = –3.5x – 4.5
A. x = –1.5, y = –0.75
B. x = 1.5, y = 0.75
C. x = 1.5, y = –0.75
D. x = –1.5, y = 0.75

number one is the correct answer

step-by-step explanation: dogs and cats are mentioned, no other animals

company a

step-by-step explanation:

using the linear regression models , it is found that company a   pays about $14 more. but using the same regression (linear) company b pays about $10 more.

so company a pays more than b