Probally neither since she made both of the scents not smell citrusy, she would have to put the same amout of water in both, and she had to doublr it for the bucket... well since itd a bucket. But its probally still neither.
$15 is the original purchase. $12 and hour.
15+12y
F(x)+g(x)=(x+5)+(11x-5)=x+11x+5-5=12x using the commutative property.
