What is the result of subtracting the second equation from the first? \begin{aligned} -7x-y &= 0 7x+8y &= -6 \end{aligned} −7x−y 7x+8y =0 =−6

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28