Determine the value of z for the system of equations.

x + y + z = 2

3x - 2y + 2z = - 8

8z - 12y - x = 12

A. 12

B. 8

C. 5

D. 4

If c (x) = 5/x-2 and d (x) = x+3 what is the domain of (cd) (x) ? A). all real values of x B). all real values of x except x = 2 C). all real values of x except x = - 3 D). all real values of x except x = 2 and x = - 3

What is the value of 6 in 4.769

Aaron bought a $3000.00 car from chad used cars. what was his cost of credit if he had a 4 year loan at 3.5% interest

Your Teacher gives you a number cube with 1-6 faces. You are asked to state a theoretical probability model for rolling it once. Your probability model shows a probable outcome of 1/6 for each of the numbers on the cube.

Which of the following is the solution to |x|+7=<5

On the first day of her 5-day trip, Miss Gordon drove 435 km in 5.3 hours. On the next three days, she drove 80.78 kilometers in 65 minutes. On the fifth day, she drove 880 meters. How many kilometers did she drive in all?

Martin multiplied 423 by 7 and found an incorrect answer of 2,841. What did Martin do wrong? What is the correct answer? Explain what Martin needs to do to find the correct answer.

True or false, a fraction never indicates a ratio

Find three consecutive odd integers so that the product of the second and third integer is 63

A computer sells for $ 900 $900dollar sign, 900 and loses 30 % 30%30, percent of its value per year.