The table shows a company's income and expenses over the last 7 days.
Day
of Income Expenses
Week
Sun. $ 169.56 $ 256.25
Mon. $ 217.61 $ 195.79
Tues. $ 150.89 $1208.55
Wed. $ 409.73 $ 709.11
Thurs. $ 687.45 $ 190.98
Fri. $1563.09 $ 325.78
Sat. $1267.92 $ 315.64
The company found that its weekly income and expenses were approximately the same from week to week.
Select the correct definition of the variable X
O X = number of weeks
O X = weekly expenses
O X = day of the week
O X = weekly income