Her estimate is lower than her actual cost because her total is 72.87 she is off by 1.72 because she only added 42,17,and 12 and forgot all about adding the cent or the .60,.38,and the .89.
Pretty sure ( -2,-7) because from -1 you go over one then each y is going down 3 so -4 - 3 is -7
Answer:
the answer is C
Step-by-step explanation:
because the negative needs to be on the inside not on the outside
Answer:
look at picture
Step-by-step explanation:
x: adult tickets
y: student tickets