Question

resolva a quação
3X+3-X=13

Answer 1

3x+3-x=13
3x-x=13-3
2x=10
x=10/2
x=5

Answer 2

3 x + 3 - x = 13
3x-x = -3 + 13
2x = 10
x= 10/2
x= 5