Mark has twice as many stamps as joe. joe has 8 more stamps than ron. theh have a total of 40 stamps. a)how many stamps has mark? b) how many stamps has ron ?

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?

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}