The information below shows the number of hours Sarah worked out each month. March = 2 1/4 April = 2.6 May = 4 1/2 June = 2 2/5 July = 4.9   How much more did Sarah workout in June and July than in March and April

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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.