Sarah's age is twice that of her sister. when you add sarah's age to her sister's age, you get 33. how old is each sister?

(a) write an equation that represents the situation. explain any variable used.

(b) solve the equation from part (a). show your work. state your solution as a complete sentence.

here is the

mark brainliest pl

the total estimated nappy use.=10,500,000

step-by-step explanation:

given that on an average the average baby uses 3528 napkins.

in a particular year 2014, the number of births were 299697 in new south wales.

rounding off the number of births to the nearest hundred thousand we have

no of birtsh = 300000

also rounding off the average usage to nearst thousand we get

average use of a baby = 3500

hence total number of nappy estimated to be used = 3500x300000

= 10,500,000

answer is 10,500,000 nappies

answer: i dont know but if you try hard you will get it right : )

step-by-step explanation: