Ответ:
[tex]11x + 14 - 5x + 8 = 25 \\ 6x + 22 = 25 \\ 6x = 3 \\ x = \frac{3}{6} \\ x = \frac{1}{2} [/tex]
(11x+14)-(5x-8)=25
11x+14-5x-8=25
25x-3x=25
21x=25
x=25:21
x=1 целых 4/21
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Ответ:
[tex]11x + 14 - 5x + 8 = 25 \\ 6x + 22 = 25 \\ 6x = 3 \\ x = \frac{3}{6} \\ x = \frac{1}{2} [/tex]
Ответ:
(11x+14)-(5x-8)=25
11x+14-5x-8=25
25x-3x=25
21x=25
x=25:21
x=1 целых 4/21