What does it mean to "simplify" the equation? conclusion:

Simplifying an equation only means to, put it into the most straightfoward way possible. Or to put in simplest form.

EX: 2/4 simplified is 1/2
 Just taking the first answer you get and seeing it is divisible by anything so you get the smallest answer possible.

A,c and d are truegood luck

1.from liquid state to gaseous state is evaporation 3.solid to liquid is melting 5. solid to gaseous state is sublimation 6. gas to solid state is decomposition 7. a change of state is known as the states of matters