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Гюльнар1
@Гюльнар1
August 2022
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решите:2,4×(x+2,5)-18×(x-2,5)=14,1(км)
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buzenus2004
2,4 х (Х + 2,5)-18 х(Х-2,5)=14,1
2,4х+6 - 18х + 45 =14,1
2,4х-18х=14,1-6-45
-15,6х=24,9:(-15,6)
х=9,3
Ответ:9,3
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Answers & Comments
2,4х+6 - 18х + 45 =14,1
2,4х-18х=14,1-6-45
-15,6х=24,9:(-15,6)
х=9,3
Ответ:9,3