1) 2947 + (X - 845) = 4773
X - 845 = 1826
X = 2671
2) 6834 - (X : 245) = 6816
X / 245 = 6834 - 6816
X / 245 = 18
X = 18 * 245
X = 4410
3) 5800 + 9 * X = 11227
9 * X = 11227 - 5800
9 * X = 5427
X = 603
4) (5289 - a) + 3563 = 700
а=5289-700+3563 = 8152
ОТВЕТЫ:
1) X = 2671
2) X = 4410
3) X = 603
4) а= 8152
Пошаговое объяснение:
2947 + (х - 845) = 4773
х - 845 = 4773 - 2947
х - 845 = 1826
х = 1826 + 845
х = 2671
6834 - (х : 245) = 6816
х : 245 = 6834 - 6816
х : 245 = 18
х = 18 * 245
х = 4410
5800 + 9 * х = 11227
9 * х = 11227 - 5800
9 * х = 5427
х = 5427 : 9
х = 603
(5289 - а) + 3563 = 7001
5289 - а = 7001 - 3563
5289 - а = 3438
а = 5289 - 3438
а = 1851
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Answers & Comments
1) 2947 + (X - 845) = 4773
X - 845 = 1826
X = 2671
2) 6834 - (X : 245) = 6816
X / 245 = 6834 - 6816
X / 245 = 18
X = 18 * 245
X = 4410
3) 5800 + 9 * X = 11227
9 * X = 11227 - 5800
9 * X = 5427
X = 603
4) (5289 - a) + 3563 = 700
а=5289-700+3563 = 8152
ОТВЕТЫ:
1) X = 2671
2) X = 4410
3) X = 603
4) а= 8152
Verified answer
Пошаговое объяснение:
2947 + (х - 845) = 4773
х - 845 = 4773 - 2947
х - 845 = 1826
х = 1826 + 845
х = 2671
6834 - (х : 245) = 6816
х : 245 = 6834 - 6816
х : 245 = 18
х = 18 * 245
х = 4410
5800 + 9 * х = 11227
9 * х = 11227 - 5800
9 * х = 5427
х = 5427 : 9
х = 603
(5289 - а) + 3563 = 7001
5289 - а = 7001 - 3563
5289 - а = 3438
а = 5289 - 3438
а = 1851