Решите уравнение:
1/2х-1=1/3(х+3/4)
/- это дробь

1/2x - 1 = 1/3(x + 3/4)1/2x - 1 = 1/3x + 1/41/2x - 1/3x = 1/4 + 1(1*3 - 1*2)/6x = 5/41/6x = 5/4x = 5/4 : 1/6x = 5/4 * 6/1x = 15/2x = 7 1/2