What is the value of x if the acute angles of a right triangle measure 3x and 17x

The first hexagon is dilated to form the second hexagon select the answers from the drop box menus to correctly complete the statement

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

What is the value of x in the equation 2(x-4) = 4(2x + 1)?