What is r-1-2r less than or equal to -2? i need to show my work also.

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Select the quadratic that has root x = 8 and x = -5