Evaluate the expression for the given values of the variables. 4a+7b+3a-2b+2a ; a=-5 & b=3 a) 17 b) -5 c) -20 d) -30

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

Use the distributive law to multiply. 3(4x + 5y + 6)

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.