The price of goods raised from 84 rubles to 109.2 rubles. By how many percent did the goods price raise? 5. Solve the equation |x-3| =6

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84 r - 100,109.2 r - X 109.2*100/84 = 130,130-100 = the 30th increase of the price |x-3| =6 we will open the module and we will receive 1) x-3gt; =0 =; xgt; = 3 x-3=6 =gt; x =9 and the second 2) x-3lt; 0 =; xlt; 3 - (x-3) = 6 =gt; - x + 3 = 6 =gt; - x = 3 =gt; x=-3 of Answer x =9 and x =-3
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Answer add