shelby is creating a budgetbfor week. at her job, she earns$ 15.50 per hour. her rent cost 300$. shebly wants to have at least$ 280 left over after paying rent which inequality shows how many hours h shelby should work?

b. 153 students do not participate in sports and seventy-five 12th graders were surveyed

solve systems of equations by graphing. a system of linear equations contains two or more equations e.g. y=0.5x+2 and y=x-2. the solution of such a system is the ordered pair that is a solution to both equations. to solve a system of linear equations graphically we graph both equations in the same coordinate system