Answer:
tht looks so difficult
Step-by-step explanation:
<span>7x - 5y =21
-7 -7
5y = 14
---- -----
5 5
y= 2.8
(4,2.8)</span>
Answer:
Step-by-step explanation:
Temperature is the abiotic factor that is changing the ecosystem. Both the top layer temperature and the overall temperature of the lake are increasing. The warmer temperatures have delayed the yearly springtime mixing of warm and cold water in the lake.
Answer:
ac+ad+bc+bd
Step-by-step explanation:
PLS mark me brainiest
Bavsgshshhahahahhaa bsbsbsb
