match the equation with the appropriate description.

1. C6H12O6 + 6O2 = 6CO2 + 6H20

2. 6CO2 + 6H20 = C6H12O6 + 6O2

3. CH4 + 2O2 = CO2 + 2H20

Candle melting, Cellular respiration, photosynthesis