1) (x + 492) – 798 = 839 x + 492 = 839 + 798 | 2) (x – 5342) – 4132 = 9159 x – 5342 = 9159 + 4132 |
3) (x – 792) + 297 = 1392 x – 792 = 1392 – 297 x – 792 = 1095 | 4) 1952 – (x – 732) = 1713 x – 732 = 1952 – 1713 x – 732 = 239 |
5) 973 – (343 + x) = 297 343 + x = 973 - 297 | 6) 2372 – (1795 – x) = 1052 1795 – x = 2372 – 1052 |