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...
how would one solve this particular problem by substitution? y = x+4 y^2...
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...