One store billed 60% more in december than it did in november. november's billing was lower than in december billing by how many percents?

In which of the situations can information about tyler be represented by the expression r+3 when r represents information about ray? check all that apply.

Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)