1. what is the constant of variation for the relationship f(x) = 40x? 2. which equation is the direct variation equation if f(x) varies directly with x and f(x) = -12 when x=6

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Kathleen's gross annual salary is $56,820. what is the maximum amount of rent she can afford to pay? round your answer to the nearest dollar. question 1 options: $1146 $1326 $1656 $2368

Nine more than four times a number is the same as one less than twice the number. find the number?