1) 370 + 96 = 466n = 3408 - 466n = 2942
2) (x/12 + 43) 7 = 315x/12 + 43 = 315/7x/12 + 43 = 45x/12 = 45 - 43x/12 = 2x = 2 12x = 24
3) (84 - x/8) 6 = 21684 - x/8 = 216/684 - x/8 = 36-x/8 = 36 - 84-x/8 = -48x = -48 (-8)x = 384
Ответ: n = 2942, x = 24, x = 384.
1) 370 + 96 = 466
n = 3408 - 466
n = 2942
2) (x/12 + 43) 7 = 315
x/12 + 43 = 315/7
x/12 + 43 = 45
x/12 = 45 - 43
x/12 = 2
x = 2 12
x = 24
3) (84 - x/8) 6 = 216
84 - x/8 = 216/6
84 - x/8 = 36
-x/8 = 36 - 84
-x/8 = -48
x = -48 (-8)
x = 384
Ответ: n = 2942, x = 24, x = 384.