Question

Реши уравнения

x:5=1400-900

x-30=1000-200

Answer 1

1) x ÷ 5 = 1400 - 900
x ÷ 5 = 500,
x = 500 × 5,
x = 2500

2) x-30=1000-200
x = 800 + 30
x = 830