Question

Реши уравнение
1000-y=60+35+85

Answer 1

Y=60+35+85
Y=180
Y=1000-180
Y=820

Answer 2

$1000 - y = 60 + 35 + 85 \\ 100 - y = 180 \\ - y = 180 - 1000 \\ - y = - 820 \\ y = 820$