What is the sum of 18+27 as the product of their gcf and another sum

The green family is a family of six people. they have used 4,885.78 gallons of water so far this month. they cannot exceed 9,750.05 gallons per month during drought season. write an inequality to show how much water just one member of the family can use for the remainder of the month, assuming each family member uses the same amount of water every month.

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?