Kate charges $$$42.50 to style hair, as well as $$$5 per foil. Joanne would like a style and foil, but has no more than $$$102.50 to spend.

3/5

step-by-step explanation:

double number line is not a standard concept, so it must have been defined in your textbook. assume top line is numerator.

-8/2y-8=5/y+4-7y+8/y^2-16

we move all terms to the left:

-8/2y-8-(5/y+4-7y+8/y^2-16)=0

we can not solve this equation