1) (65 - x) + 14 = 5165 - x + 14 = 51-x + 79 = 51-x = 51 - 79-x = -28x = 28
2) (y + 16) + 37 = 284y + 16 + 37 = 284y + 53 = 284y = 284 - 53y = 231
Сумма корней уравнений:x + y = 28 + 231 = 259.
1) (65 - x) + 14 = 51
65 - x + 14 = 51
-x + 79 = 51
-x = 51 - 79
-x = -28
x = 28
2) (y + 16) + 37 = 284
y + 16 + 37 = 284
y + 53 = 284
y = 284 - 53
y = 231
Сумма корней уравнений:
x + y = 28 + 231 = 259.