Extremist advocates of the occult claim that exiting system of the scientific though most at least modifies, if not ……. (A) Evaluated (B) Supplemented (C) Incorporated (D) mplemented (E) Overturned

To reproduce an old photograph, a photographer charges x dollars to make a negative, 3x/5 dollars for each of the first 10 prints, and x/5 dollars for each print in excess of 10 prints. If $45 is the total charge to make a negative and 20 prints from an old photograph, what is the value [...]