Directions: Determine whether each statement is True or False. Select the correct cell each row. Statement True False 18 The sum of -9 and is equal to 0. 14 The sum of - and 7 is greater than 0. 2 The sum of 6, -4, and -2 is equal to 0. The sum of 7, -9, and 2 is less than 0.

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Equations and inequalities describe the relationship between two mathematical expressions.

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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.