Задание 1: а) 4(3-y) = 12 - 4y б) 8(-6-m) = -48 - 8m в) -3(-7-t) = 21 + 3t
Задание 2: а) -8(t-2) + 4 = -8t + 16 + 4 = -8t + 20 б) -15 - 2(-4-x) = -15 + 8 + 2x = -7 + 2x в) -2(x+4) + 10(t-z) = -2x - 8 + 10t - 10z = -2x + 10t - 10z - 8 г) 4(6-a) - 7(b+g) = 24 - 4a - 7b - 7g
Задание 1:
а) 4(3-y) = 12 - 4y
б) 8(-6-m) = -48 - 8m
в) -3(-7-t) = 21 + 3t
Задание 2:
а) -8(t-2) + 4 = -8t + 16 + 4 = -8t + 20
б) -15 - 2(-4-x) = -15 + 8 + 2x = -7 + 2x
в) -2(x+4) + 10(t-z) = -2x - 8 + 10t - 10z = -2x + 10t - 10z - 8
г) 4(6-a) - 7(b+g) = 24 - 4a - 7b - 7g