x = 20 / (12-7) = 20 / 5 = 4
3x - 2 = 03(4) - 2 = 12 - 2 = 10
125 / 4 = xx = 125 / 4 = 31.25
x / 7 + 11 = 21(31.25) / 7 + 11 = 214.46 + 11 = 2115.46 = 21
x = 0.13 + 187x = 0.13 + 187x = 187.13
x = 20 / (12-7) = 20 / 5 = 4
3x - 2 = 0
3(4) - 2 = 12 - 2 = 10
125 / 4 = x
x = 125 / 4 = 31.25
x / 7 + 11 = 21
(31.25) / 7 + 11 = 21
4.46 + 11 = 21
15.46 = 21
x = 0.13 + 187
x = 0.13 + 187
x = 187.13