12 The function f(x) = 42+14(x - 1) can be used to determine the cost in dollars of a plumber's
labor for x hours. What is the rate of change of the cost in dollars with respect to the number
of hours?
F $14 per hour
G $28 per hour
H $42 per hour
$56 per hour

When ∆rst is translated 4 units down, what are the apparent coordinates of t’? give 15 points

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60