statistics
posted by Anonymous .
i have 95 beads. 20 more red than blue.two times as manywhite beads than red beads. how many blue beads do i have?

Let x = # of red beads, then x20 = # blue and 2x = # white.
x + (x20) +2x = 95
4x = 115
x = 28.75
Something is wrong. If your data is correct, it should not give you a fraction. Do you have any typos?