Celeste wants to have her hair cut and permed and also go to lunch. She knows she will need $50. The perm cost twice as much as her haircut and she needs $5 for lunch. How much does the perm cost?

Respuesta :

Answer:

x/2 + x + 5 = 50 --> x = 30

hair cut: $30

perm: $15

lunch: $5

all together: $50