SOLUTION: Celeste wants to have her hair cut and perm and also go to lunch.She knows she will need $75. The perm costs twice as much as her haircut and she needs $5 for lunch.How much does t

Algebra ->  College  -> Linear Algebra -> SOLUTION: Celeste wants to have her hair cut and perm and also go to lunch.She knows she will need $75. The perm costs twice as much as her haircut and she needs $5 for lunch.How much does t      Log On


   

Question 1091929: Celeste wants to have her hair cut and perm and also go to lunch.She knows she will need $75. The perm costs twice as much as her haircut and she needs $5 for lunch.How much does the perm cost?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P=2H
L=5
P%2BH%2BL=75
Substituting,
2H%2BH%2B5=75
3H=70
Solve for H, then solve for P.
(Note: You will have to do rounding on this problem as it is.
Make sure your numbers are correct in the problem setup and modify as needed.)