Mrs li is x years old mr li is 6 years older than mrs li. david is one third of mr li. write an expression in terms of x for davids age and the sum of their 3 ages giving your answer in simplest form.

the best buy, is the 4- kilogram bag of lollipops for $18.40.

step-by-step explanation:

i found my answer by dividing the cost of each bag by their respective weights.

14.88 divided by 2 = 7.44

17.29 divided by 3 = 5.77

18.4 divided by 4 = 4.6

24.4 divided by 5 = 4.88

by this, i found that the 4 kilo bag is the best buy.

it is x equals 3   plese mark me really need it

step-by-step explanation: