Consider this rational equation. 1/x + 1/x-2 = 1/4
Use the least common denominator to simplify the rational equation into a standard form quadratic equation.
Replace the values of b and c to create the equation.
Use this form:
x^2 - bx + c = 0

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.