Question

Which statement is true about the equation z − z + 3 = z + 5? It has no solution. It has one solution. It has two solutions. It has infinitely many solutions.

Answer 1

It has one solution.

Reasoning: I took the gosh dang test!!!

Answer 2

z - z + 3 = z + 5
0 + 3 = z + 5
3 = z + 5
3 + z = 5
This can be simplified to 3 + z = 5.
This has one solution, 2.