What is the value of the expression 28√6⋅2–√−(−1881√−2)? Enter your answer as the correct value, like this: 42

If your answer is a radical, such as 14−−√3, enter it like this: cuberoot(14)

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?