Ответ:
Решение:
1) x – 85 = 350 + 150
x – 85 = 500
x = 500 + 85
x = 585
2) x + 320 = 80 · 7
x + 320 = 560
x = 560 – 320
x = 240
Ответ: x = 585; x = 240.
1) x – 85 = 350 + 150
x – 85 = 500
x = 500 + 85
x = 585
2) x + 320 = 80 · 7
x + 320 = 560
x = 560 – 320
x = 240
Ответ: x = 585; x = 240.