Economists say all resources are scarce because: a. there is a limited number of entrepreneurs. c. production is not equivalent to income. b. there are unlimited resources and limited wants and desires. d. there are limited resources and unlimited wants and demands.

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1