X/19 = 21/19 you cross multiply the X with the 19 and the other 19 with 21 so you get 19X = 399. From there you divide 399 by 19 to get X by itself. You get X = 21.
+5265 Or you can see that they are the same fraction and ta-da. Your answer is..... NO. I KNOW WHAT YOURE DOING. THE ANSWER IS 21 BUT IM NOT GOING TO SAY IT. DARN IT I SAID IT.
