If fixed cost of 20 articles is Rs. 500 and variable cost for each additional article is Rs. 40. Find the total cost function. Also find the cost of 200 articles.

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Beth makes batches of bluberry muffins and banna muffins. each batchis 6 muffins. she makes 2.5 batches of bluberry muffins. how many batches of bananna muffins should beth make if she wants to have a total of 60 muffins?

If 3x+8=3x+8 is it one solution or no solution