Susan bought a hairbrush for $6.50 and several pairs socks, (s), which cost $2.50 per pair for a total cost, (C).

a. What is the independent variable of the above statement?
b. What is the dependent variable of the above statement?
c. What is the constant in this statement?
d. Write an equation for the total cost (C) of her purchase.

PLease help!!!! I will give medal

Question

Susan bought a hairbrush for $6.50 and several pairs socks, (s), which cost $2.50 per pair for a total cost, (C). 

a. What is the independent variable of the above statement? 
b. What is the dependent variable of the above statement? 
c. What is the constant in this statement? 
d. Write an equation for the total cost (C) of her purchase.

PLease help!!!! I will give medal

anonymous · Answer

a) What is bought (hair brush and the socks)
b) the amount of money it costs
c) the hair brush is the constant
4) $6.50+2.50x=C
   x= number of socks bought