Which expression is equivalent to the given expression?? Assume the denominator does not equal zero

Two lines parallel to a third line are parallel to each other. always sometimes or never

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

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