Gabriella's travel shampoo bottle holds 1/2 cup of shampoo. before leaving on vacation, she filled the bottle to the top with 1/8 cup of shampoo. how much shampoo was already in the bottle?
i just need somebody to explain to me how i do this i don't even need the answer
i just need to know how to solve it

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

Worth 15 points handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony? a= p = 1/4 b= p+0.25p c=(p + 1/4)p d=5/4p 0.25p choose 2 answers

During a wright loss challenge your friend goes from 125 pounds to 100 pounds.what was the percent weight loss