If the first equation is multiplied by 3 and then the equations are added, the result is . 3 x + y = 3

x - 3 y = -2
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Use a transformation to solve the equation. w/4 = 8 can you also leave a detailed explanation on how this equation = 32

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Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?