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2. * 3 + 17 = 62 X * 3 = 62 17 X * 3 = 45 X = 45 : 3 X =15 --------------------- 15* 3 + 17 = 62 3. 45 : a + 35 = 50 45 : a = 50 - 35 45 : a = 15 a = 45 : 15 a =3 ---------------------- 45 :3+ 35 = 50 4. , . 5. , , , . 6.

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