x=70
Объяснение:
4x-216=x-6
4x-x=-6+216
3x=210
( x - 54) × 4 = x - 6
4x - 216 = x - 6
4x - x = 216 - 6
3x = 210
x = 210 ÷ 3
x = 70
x=70
Объяснение:
4x-216=x-6
4x-x=-6+216
3x=210
x=70
( x - 54) × 4 = x - 6
4x - 216 = x - 6
4x - x = 216 - 6
3x = 210
x = 210 ÷ 3
x = 70