Evaluating expressions with variables word problems

The first instance of the Evaluating expressions with variables exercise falls under the Algebra I Math Mission.

Types of problems
1. Word Problems - There are word problems in this exercise which help in understanding how evaluating expressions with variables can be used in real life.

Strategies
Its hard to get both accuracy badges and speed badges in this exercise.

1. Substituting the value of the unknowns into the expression may take some time and finding the value of the expression will take a lot of time. In the problems shown in the right, it may take time to raise 2/3 to the 4th power as n in 2/3.