2x=9-y
3y=x-8
y=9-2x
3(9-2x)=x-8
27-6x=x-8
35=7x
x=5
2*5=9-y
10=9-y
y-1
diversity in the ecosystem happens as a result of evolutionary pressure
Tundras, Rainforests, coral reefs and deciduous forests all are formed as a result of evolutionary pressures. Even seemingly small evolutionary interactions can have large impacts on the diversity of the ecosystems throughout the world.
