the probability of rolling a 1 on a 6 sided biased dice is 0.85 the biased dice is rolled twice. complete the probability tree diagram.

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.