Solve the system of equations for the variables: x+2y-z=3
x+y-2z= -1
(Hopefully it wasn't too hard. Trying to give points without my question being illogical.)

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

Need this asap if anyone can i would be very grateful. if you could show workings that would really

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 (monthly car loan payment per $1,000 borrowed) i need !