Пошаговое объяснение:
5/3x3x(-10)-4(1/2x3x(-10)) - 1.2(3x(-10)-2x3)
5/3x3x(-10)-4(2/3-10) +1.2x3x(-10-2)
5x10-4x(17/2) +1.2x3x(-12)
50+2+17+1.2x3x(-12)
50+34+1.2x3x(-12)
50+34-43.2
-59.2= - 59 1/5
Пошаговое объяснение:
5/3x3x(-10)-4(1/2x3x(-10)) - 1.2(3x(-10)-2x3)
5/3x3x(-10)-4(2/3-10) +1.2x3x(-10-2)
5x10-4x(17/2) +1.2x3x(-12)
50+2+17+1.2x3x(-12)
50+34+1.2x3x(-12)
50+34-43.2
-59.2= - 59 1/5