11;12;13;14;21;22;23;24;31;32;33;34;41;42;43;43..
<span>|-0,85|=|-3.4|*|x| </span>
<span>0,85 = 3,4 * | x |</span>
<span>| x | = 0.25</span>
<span>х1 = - 0,25</span>
<span>х2 = 0,25 </span>
<span> </span>
168/525 можно сократить на 7 = 24/75 и сокращаем на 3 = 8/25