coefficients: the factors of the terms (i.e. the numbers in front of the letters) in a mathematical expression or equation, e.g. in the expression 4x + 5y2 + 3z, the coefficients for x, y2 and z are 4, 5 and 3 respectively.
1 Pet sitting costs $10-$65 per day, depending on the location, length of the visit and number of sitter's duties. 2  A 15-minute visit, during which the sitter would refill food bowls and tend to the pets' bathroom needs, costs $10-$18.
Thatâs part of the reason the pet sitting industry brought in $332 million in revenue at 720,000 households nationally in 2014, according to Pet Sitters International. Thatâs a whole lot of money for an industry that is service-oriented and based entirely on discretionary income.nd if you donât mind branching out to other pets, you can make a living watching nearly any type of animal through Rover. The site has arranged pet sitting for all kinds of animals including goats, lizards, birds, turtles, and fish.