A piano teacher charges $25 per lesson. What is the dependent variable in this relationship?

Total number of $ for every lesson

Step-by-step explanation:

So saying for every lesson is $25

Every lesson would be the independent and for every lesson taken is $25. Positive relationship.

Hope that helped! :)

boxplot

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis: