4m²-25 how do you solve this problem I don't understand

Conan O'Brien hosts the Conan show and Andy Richter, his sidekick, writes for it. Conan needs 4 hours to host a good show. It takes Andy 10 hours to do the same. Conan writes one usable joke in an hour, but Andy needs 2 hours to do the same.

Gilberto's grandfather gives him $5 for his birthday and then $.50 for each math question he answers correctly on his math exams for the year. Write an equation that represents the amount of money that Gilberto receives during the school year.

If the reserve rate is 9% in the bank receives a deposit of $8000 how much of the $8000 is the banks free drinks lend?

Which of the following is an even function? A) f (x) = (x - 1) ^2 B) f (x) = 8x C) f (x) = x^2 - x D) f (x) = 7

Which of the following would be an appropriate null hypothesis? A. The mean of a population is equal to 55. B. The mean of a sample is equal to 55. C. The mean of a population is greater than 55. D. Only (a) and (c) are true.

10. Find the theoretical probability of rolling a number less than 4 on a standard number cube

What is the range of y=-3x^2+6x-8

Describe how you would find how much grass seed is needed to cover a triangular plot of land

If the diagonals of a parallelogram are congruent and are perpendicular bisectors of each other than what is it

Which polynomial is a perfect square trinomial? 9x2 - 12x + 4 36b2 - 24b + 16 16x2 - 24x - 9 4a2 - 10a - 25