Solve the system using elimination:

1 3x+3y=27

x-37=-11

2 4x-7y=3

x-7y=-15

3 2x+3y=9

x+5y=8

4 3x+2y=17

2x+5y=26

When 1/5 of the boys left, there were still b boys g girls who stayed to see a program what was the total number of boys and girls at the beginning of the program

What is a period in math

If it is not warm, then it is not hot

Suppose you take a sample of 200 Lehman students. The average height is 65 inches (5'4"") with a standard deviation of 5 inches. Using the Standard Normal Distribution: a) What would be the height in inches when the probability is 4.95% (0.

Eli freda and geoff were given £800 to share in the ratio of their ages. eli is 9 years old, freda is 13 years old and geoff is 18 years old. how much does each child get

5x-3a-10z+5a+8= What is the answer to this problem

The youth center has another mural painted inside the building. if the original painting is 3 feet by 2 feet, and the mural is 15 by 10 feet, what is the scale comparing the painting to the mural?

The equation cos (35o) = can be used to find the length of. what is the length of? round to the nearest tenth.

A - donors to B + donors

What is the square root of 2