2x - 8 . 9 = 3.7.7.7
2x - 8 . 9 = 1029
2x - 72 = 1029
2x = 1101
x=550,5
2x - 8.9 = 3.7.7.7
2x - 72 = 1029
2x = 1029 + 72
2x = 1101
x = 1101 : 2
x = 550,5
2x - 8 . 9 = 3.7.7.7
2x - 72 = 1029
2x = 1029 + 72
2x = 1101
x = 1101 : 2
x = 550,5
2x-8.9=3.7.7.7
2x-72=1029
2x=1029+72
2x=1101
x=1101:2
x=550,5
2x-8.9=3x7x7x7
2x-72=1029
2x=1029+72
2x=1101
x=1101:2
x=550,5
2x - 8.9 = 3.7.7.7
2x - 72 = 1029
2x = 1029 + 72
2x = 1101
x = 1101 : 2
x = 550,5