^^ figure 2.8.2 included Study figure 2.8.2. Create a pie graph that shows how the different ecosystems make up theworld's land.

Please help!! this is due in one hour

a is the answer i believe.

(4,-2)

explanation:

6x+4y=16

-6x-9y=-6

-5y=10

y=-2

x=4

answer they showed that organic molecules such as amino acids could be produced from inoragnic molecules;