Question

2x-4 + 2x = 34 conjunto solução

Answer 1

2x-4+2x=34. 2x+2x=34+4. 4x=38. X=38/4. X=9,5.

Answer 2

2x-4 + 2x = 34
4x=34+4
4x=38
x=38/4
x=19/2


S={19/2}