Question

resolva as equações ×-1/2+×-3/3=6

Answer 1

x - 1.......x - 3
___ + ____ = 3
..2............3

3x - 3 + 2x - 6 = 3
___________
............6

3x - 3 + 2x - 6 = 3 (6)

3x + 2x - 3 - 6 = 18

5x - 9 = 18

5x = 18 + 9

5x = 27

x = 27/5