(x-8) + x + 3x = 47
x - 8 + x + 3x = 47
5x - 8 = 47
5x = 47 + 8
5x = 55
x = 55/5 = 11
ответ: x = 11.
x=11
Объяснение:
x-8+x+3x=47
x+x+3x=47+8
5x=55
x=55:5
×=11
(x-8) + x + 3x = 47
x - 8 + x + 3x = 47
5x - 8 = 47
5x = 47 + 8
5x = 55
x = 55/5 = 11
ответ: x = 11.
x=11
Объяснение:
x-8+x+3x=47
x+x+3x=47+8
5x=55
x=55:5
×=11