Simone has discovered a blow out sale at a shop in the mall. the cost of the 2 sweaters, 5 shirts and 3 pairs of pants is 172. the cost of the 5 sweaters and 8 pairs of pants is 269. the cost of 4 shirts and 1 pair of pants is 74 if x represents sweaters, y represents shirts and z represents pants which systems of equations can be used to determine the sale price of the sweaters the shirts and the pants

Question

Mareli Sanford

Mathematics

2 August, 16:59

Simone has discovered a blow out sale at a shop in the mall. the cost of the 2 sweaters, 5 shirts and 3 pairs of pants is 172. the cost of the 5 sweaters and 8 pairs of pants is 269. the cost of 4 shirts and 1 pair of pants is 74 if x represents sweaters, y represents shirts and z represents pants which systems of equations can be used to determine the sale price of the sweaters the shirts and the pants

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Baylee Nichols · Answer 1

For this you will need to calculate the number of sweaters - 7x. Then you need to calculate the number of shirts - 9y. Last you need to calculate the number of pants - 12z. To balance the equation, you must calculate the total price $172+$269+$74 = $515. The equation is 7x+9y+12z = $515.