If I understand this question correctly, Diego will pay $1.12 because the 9 rounds the 1 up to a 2.
Answer:
Step-by-step explanation:
5x + 2y = -3
3x + 3y = 9
15x + 6y = -9
-15x - 15y = -45
-9y = -54
y = 6
5x + 2(6) = -3
5x + 12 = -3
5x = -15
x = -3
(-3, 6)
All that is needed is for you to graph the points and if they form a line, they will be collinear. If not, they will not be collinear.
Not sure if that is the entire question, but yes, it does. Poly comes from the Greek polus or polloi meaning much or many.
