Round 37,874 to the nearest thousand

Answer this question only if you know the answer! 30 points and

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.

The square root of 9x plus 7 plus the square rot of 2x equall to 7