1
37х+14х-25х, якщо х=294
х*(37+14-25)=26х
26*294=764
2
8х+7х+15=420
(8+7)х=405
15*х=405
х=405÷15
х=27
3
(1208*408-138510÷342)÷33-5647=927
492864-405=492459÷33=14923-5647=927
НЕ
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Answers & Comments
1
37х+14х-25х, якщо х=294
х*(37+14-25)=26х
26*294=764
2
8х+7х+15=420
(8+7)х=405
15*х=405
х=405÷15
х=27
3
(1208*408-138510÷342)÷33-5647=927
492864-405=492459÷33=14923-5647=927
НЕ