True Equations

The video tutorial introduces the concept of equations, explaining that they are mathematical statements with an equal sign showing two expressions are equal. It provides examples and demonstrates solving word problems using equations. The tutorial includes examples with marbles and coins, and a practice problem with cookies, emphasizing the importance of checking solutions.

What is the significance of the word 'altogether' in the context of equations?

In the problem about Sarah and Maddy, how many marbles does Maddy have?

Describe the steps taken to solve the equation 15 + s = 32.