System of equations with graphing y=-2x-5;y=2x-2

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)

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Describe how you can act financially responsible.