1) 3x + 27 = 21 + 7x + 73x - 7x = 21 + 7 - 27-4x = 1x = -1/4
2) (5x - 2) / 6 = (x - 5) / 99(5x - 2) = 6(x - 5)45x - 18 = 6x - 3045x - 6x = -30 + 1839x = -12x = -12/39x = -4/13
1) 3x + 27 = 21 + 7x + 7
3x - 7x = 21 + 7 - 27
-4x = 1
x = -1/4
2) (5x - 2) / 6 = (x - 5) / 9
9(5x - 2) = 6(x - 5)
45x - 18 = 6x - 30
45x - 6x = -30 + 18
39x = -12
x = -12/39
x = -4/13