A mathematics professor is giving a lecture to his students and writing equations on a blackboard.

Right taking calcium as the metal,you want to write equations for each of the four types of reaction.

By contrast, there are alternative forms for writing equations.

They say you are writing equations that will one day remake the world.

Charming began to write equations on the tablecloth.

The molar mass constant is important in writing dimensionally correct equations.

Write equations for the dependent variables in terms of the free variables.

This is convenient when writing equations for nuclear reactions, in order to show the balance of charge more clearly.

Land Pop leased from the government when he decided to build his time twister instead of just writing equations.

The information in the data cylinder is transferred to his mind, and he begins to write equations for synthetic energon.