ПРОШУ ПОМОГИТЕ РЕШИТЬ УРАВНЕНИЯ .НУЖНО СРОЧНО 0.25(х+4)=9.9-3(х-1) -27х=5-54х. Created by irgasevakamilla. algebra-ru

0,25(x + 4) = 9,9 - 3(x - 1)0,25x + 1 = 9,9 - 3x + 30,25x + 3x = 12,9 - 13,25x = 11,92) - 27x = 5 - 54x- 27x + 54x = 527x = 5

ПРОШУ ПОМОГИТЕ РЕШИТЬ УРАВНЕНИЯ .НУЖНО СРОЧНО 0.25(х+4)=9.9-3(х-1) -27х=5-54х...

irgasevakamilla @irgasevakamilla

July 2022 1 8 Report

ПРОШУ ПОМОГИТЕ РЕШИТЬ УРАВНЕНИЯ .НУЖНО СРОЧНО
0.25(х+4)=9.9-3(х-1)
-27х=5-54х

Answers & Comments

Universalka

Verified answer

0,25(x + 4) = 9,9 - 3(x - 1)

0,25x + 1 = 9,9 - 3x + 3

0,25x + 3x = 12,9 - 1

3,25x = 11,9

$x=3\frac{215}{325}=3\frac{43}{65}$

2) - 27x = 5 - 54x

- 27x + 54x = 5

27x = 5

$x=\frac{5}{27}$

2 votes Thanks 1

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