she was supposed to add the hours(38.5) and multiply the amount of money she earned(7.50) resulting in $288.75 .
correct me if i'm wrong and if it is i'm truly sorry.
Answer from: Quest
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
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