What is the numerical expressions for Add 12 and 6, then divide by 2

Which equation represents the line with slope 14 that passes through (-4, 8) ?

Your marketing agency wants to send a survey to 500 people. You desire the respondents to represent the full range of incomes under $100,000 per year. You are authorized to purchase 500 names chosen at random from 1 of the following 3 databases.

F John bought two shirt for the same price and a hat that cost $4.50, what was the price of each shirt if he paid a total of $18.00 for all three items? (use only numbers) $

8 m increased by 25%

Calculate the area of the lawn covered by an oscillating sprinkler that sprays water in a half circle with a radius of 10ft

56,00 rounded to 1,000

What is the variance of the values 8,10,14,12?

Simplify the expression. 3 (x 3) - 2x 4

Suppose that $2000 is loaned at a rate of 15.5%, compounded semiannually. Assuming that no payments are made, find the amount owed after 9 years. Do not round any intermediate computations, and round your answer to the nearest cent

Sam bought 2 3/4 pounds of shrimp and 2 1/2 pounds of crabmeat. How much seafood did he buy?