6 * (x + a) - 3b =
= 3 * (2 * (x+a) -b)
a = 5, b = 2, x = 10
3 * (2 * (10 + 5) - 2) = 3 * (2 * 15 -2) = 3 * (30 - 2) = 3 * 28 = 84
6 * ( x + a) - 3b =6* ( 10 + 5) - ( 3 * 2) = 54
Пошаговое объяснение:
6 * (x + a) - 3b =
= 3 * (2 * (x+a) -b)
a = 5, b = 2, x = 10
3 * (2 * (10 + 5) - 2) = 3 * (2 * 15 -2) = 3 * (30 - 2) = 3 * 28 = 84
6 * ( x + a) - 3b =6* ( 10 + 5) - ( 3 * 2) = 54
Пошаговое объяснение: