Cost of producing textbook is $85.38 per book. Publisher also pays flat rate of $250 shipping. Erie an equation in y=Mx+b form to model costs for publisher to produce x number of books

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.

2.5 milligrams is equivalent to how many grams

Walking at a constant rate of 8 kilometers per hour, juan can cross a bridge in 6 minutes. what is the length of the bridge in meters?