Answer :
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.
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.