how would one solve this particular problem by substitution? y = x+4 y^2...
let x be the total sales (in dollars) and Y be the income (in dollars) that megan would receive. Using these variables, set up a system of equations for the incomes from Companies A and B. Then...
Enter the system's solution as an ordered pair including the comma. If the system has no solution enter "none". If it has infinitely many solutions, enter "infinitely many solutions...