A number minus two times another number is 4. three times the first number plus two times the second number is 12. set up the system of equations to find the numbers.

Rosa put $750 into a savings account that earns 3% simple interest each year she plans to put no more money into this account how much money will be in the account in a year?

Which of the following is not a characteristic of life? A) use of energy B) growth C) symmetrical form D) reproduction the life process that provides substances that can be useful energy or for growth and repair is A) nutrition B) synthesis C)

Anemia For the study of Jordanian children in Exercise 2, the sample mean hemoglobin level was 11.3 g/dl and the sample standard deviation was 1.6 g/dl. A significance test yields a P-value of 0.0016.

Given that a = (1), b = (2) and c = (0) 2-122 Find: 1. a + b 2. a - b 3. a-c 4. a + c 5. a + b + c 6. a-b-c 7. c-a 8. b-a 9. b + c 10. C - b

You make both rocking chairs and bar stools. You charge $100 for every rocking chair and $40 for every bar stool.

The length of the room is 25 feet longer than it is wide. The area is 176 square units. Find the dimensions of the room

what is 11m - 12 + 1 + 12m

Let A, B, C and D be sets. Prove that A / B and C / D are disjoint if and only if A ∩ C ⊆ B ∪ D

In Virginia, the Grand Caverns is approximately 35 kilometers from the Frontier Culture Museum. You make a drawing of the two locations with a scale of 6 inches representing 35 kilometers.

3x - 7 = 17 is it (x = - 8) or (x = 8)