Question

Решить уравнения:
 а)  а:3+400=600
б) (500-Х) * 6 = 120

Answer 1

а/3+400=600
а/3=600-400
а/3=200
а=200*3
а=600


(500-х)*6=120
3000-6х=120
6х=3000-120
6х=2880
х=2880/6
х=480

Answer 2

сама?

Answer 3

500-х=120:6 х=500-20 х=480

Answer 4

а:3+400=600 (500–х)*6=120
а:3=200 500–х=20
а=66 2 х=480
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