Пошаговое объяснение:
-4(3,6х - 4) - (7 - 2,1х) + 5(0,3х - 5) =
-14,4х + 16 - 7 + 2,1х + 1,5х - 25 = -10,8х - 16
х = 10
-10,8х - 16 = -10,8 * 10 - 16 = -108 - 16 = -124
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Verified answer
Пошаговое объяснение:
-4(3,6х - 4) - (7 - 2,1х) + 5(0,3х - 5) =
-14,4х + 16 - 7 + 2,1х + 1,5х - 25 = -10,8х - 16
х = 10
-10,8х - 16 = -10,8 * 10 - 16 = -108 - 16 = -124