an and Standard Deviation of the Percentage of Income Tax Refund Allocated Charity Across Money Conditions oney Condition M SD n ow money 56 6.48 3.20 gh money 54 5,09 2.91

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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.