Solve; a. If y = k/x, find the value of k using x = 8 and y = 12.b. Substitute the value for k into y =k/x and write the resulting equation. c. Use the equation from part (b) to find y when x = 3.

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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.