At a concession stand, seven hot dog(s) and four hamburger(s) cost $14.75; four hot dog(s) and seven hamburger(s) cost $15.50. Find the cost one hot dog and the cost one hamburger. What is the cost of one hot dog? S

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Q: At a concession​ stand, seven hot dog(s) and two hamburger(s) cost ​$12.25​; two hot dog(s) and…

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Q: At a concession stand, five hot dog(s) and two hamburger(s) cost $12.75; two hot dog(s) and five…

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.