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natalimenshiko
@natalimenshiko
September 2021
1
14
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помогите решить уравнения за 5 класс.пожалуйста.
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кляча
Verified answer
65,28 = 6,4 * (а - 3,9)
65,29 = 6,4а - 24,96
6,4а - 24,96 = 65,28
6,4а = 65,28 + 24,96
6,4а = 90,24
а = 14,1
-------------------------------------------
195х - 105 = 285
195х = 285 + 105
195х = 390
х = 2
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natalimenshiko
Спасибо большое
кляча
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Answers & Comments
Verified answer
65,28 = 6,4 * (а - 3,9)65,29 = 6,4а - 24,96
6,4а - 24,96 = 65,28
6,4а = 65,28 + 24,96
6,4а = 90,24
а = 14,1
-------------------------------------------
195х - 105 = 285
195х = 285 + 105
195х = 390
х = 2