at the store you can buy 2 drinks for 3.64, 4 drinks for 7.28, and 6 drinks for 10.92. What is the constant of proportionality for buying drinks?

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2

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Adoughnut shop charges $0.50 for each doughnut and $1 for a carryout box. shirley has $10 to spend. which inequality can be used to find d, the number of doughnuts she could have bought if she also wants them in one carryout box?