We are asked to translate the word problem into an algebraic expression
The cost of strawberries if they are $2 per pound.
The unit cost of strawberries is $2.
Let x be the number of strawberries
Then the cost of the strawberries can be written as
Where 2 is the unit cost and x is the number of strawberries.
The above expression can be used to find the cost for any number of strawberries.
For example:
What will be the total cost for 5 strawberries?
Substitute x = 5 into the expression
So, the cost for 5 strawberries will be $10.