adaflores54p3sr8e adaflores54p3sr8e 07-02-2018 Mathematics contestada I'm stuck on this problem in math. x/5 + x/7 = 7/10 I know I have to find the LCD is 70 but I get 5/12 and it says I'm wrong [tex] \frac{x}{5} + \frac{x}{7} = \frac{7}{10} [/tex]