Express the following in the form a + bi, where a and b are real numbers:
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Ryleigh received a $50 gift card to the frozen yogurt shop for her birthday. the shop sells yogurt sundaes for $4 and yogurt cones for $3. how many sundaes and cones can she buy with her card? if x represents the number of yogurt sundaes and y represents the number of yogurt cones, which graph correctly shows the solution to the problem? x, y graph. x range is negative 30 to 30, and y range is negative 30 to 30. dashed line on graph has negative slope and runs through negative 10, 30 and 5, 10 and 20, negative 10. above line is shaded. x, y graph. x range is negative 30 to 30, and y range is negative 30 to 30. dashed line on graph has negative slope and runs through negative 10, 30 and 5, 10 and 20, negative 10. below line is shaded. x, y graph. x range is negative 30 to 30, and y range is negative 30 to 30. solid line on graph has negative slope and runs through negative 10, 30 and 5, 10 and 20, negative 10. above line is shaded. x, y graph. x range is negative 30 to 30, and y range is negative 30 to 30. solid line on graph has negative slope and runs through negative 10, 30 and 5, 10 and 20, negative 10. below line is shaded.