Найдите значение выражения a/2c+2a/c, если a=-112-0,75,а c=15,6-17,6.("/"-дробь)

a/2c+2a/c = -112-0.75/(15.6-17.6)*2 + (-112-0.75)*2/15.6-17.6 = -112.75/-4 + -225.5/-2 = -122.75/-4 + - 451/-4 = -573.75/-4