HELP!! Teresa eats in a resturaunt that charges 6% sales tax on the cost of a meal. Teresa decides to leave a tip that equals 18% of the cost of her meal.
Which expression represents the total amount Teresa will pay for a meal, where x is the cost of her meal before the tax and tip?
A. x+x(0.06)+x(0.18)
B. x+(x+0.06)+(x+0.18)
C. x+(x-0.06)+(x-0.18)
D. x+x(1+0.06)+x(1+0.18)