Respuesta :

iGreen
5x + 1 = 3x + 7

Subtract 3x to both sides:

2x + 1 = 7

Subtract 1 to both sides:

2x = 6

Divide 2 to both sides:

x = 3

So this equation only has 1 solution.
konrad509
[tex] 5x+1=3x+7\\ 2x=6\\ x=3[/tex]

One.