Each of the four lines shown here has equation y = mx + b. for which line is it true that m > 0 and b < 0?

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Acolony contains 1500 bacteria. the population increases at a rate of 115% each hour. if x represents the number of hours elapsed, which function represents the scenario? f(x) = 1500(1.15)" f(x) = 1500(115) f(x) = 1500(2.15) f(x) = 1500(215)

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?