SOLUTION: I need to find the equation and solution to this: If P(E) = .4 P(F) = .5 and P( E or F)= .7 Find P (E and F)

Algebra ->  Probability-and-statistics -> SOLUTION: I need to find the equation and solution to this: If P(E) = .4 P(F) = .5 and P( E or F)= .7 Find P (E and F)       Log On