A mechanic's labor charge for working a given number of hours is displayed in the table shown. Hours Worked, h Labor Charge, c (in dollars) 1 89 2 149 3 209 4 269 Which equation represents the relationship between the hours worked and the mechanic's labor charge?   A.c = 49.5h + 50 B.c = 45h + 44 C.c = 60h + 29 D.c = 29h + 60

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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.