Answer:
undefined, 0 does not equal 1
Step-by-step explanation:
in the end, x is cancelled out and you are left with 0=1 which is not true
0=4
1/2x + 1/2x = x + 1
x/2 + x/2 = x + 1
2x + 2x/4 = x + 1
4x = 4(x + 1)
4x = 4x + 4
4x - 4x = 4
