a) 8(4x + 4) = -332x + 32 = -332x = -6x = -64/3x = -2
б) -24(7 - 9y) = -4168 + 216y = -4216y = -21y = -216/21y = -1
в) -7(2 - 3x) = 5-14 + 21x = 521x = 7x = 70/2x = 10/3
a) 8(4x + 4) = -3
32x + 32 = -3
32x = -6
x = -64/3
x = -2
б) -24(7 - 9y) = -4
168 + 216y = -4
216y = -21
y = -216/21
y = -1
в) -7(2 - 3x) = 5
-14 + 21x = 5
21x = 7
x = 70/2
x = 10/3