Homework: Practice Problem #3 Priya has 5 pencils, each x inches in length. When she lines up the pencils end to end, they measure 34.5 inches. Select all the equations that represent this situation. (Select all that apply.) a. 5+x 34.5 b. 5x 34.5 C. 34.5 5= x Od. 34.5 - 5 = x e. x = (34.5) 5

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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.