V - E + F = 2 V + F = 2 + E V V - E + F = 2 V + F = 2 + E V + F - 2 = E 16 + 18 - 2 = 32 Plugged back into the original Formula o V - E + F = 2 gives you 16 - 32 + 18 = 2 Reply
V - E + F = 2
V + F = 2 + E
V + F - 2 = E
16 + 18 - 2 = 32
Plugged back into the original Formula o V - E + F = 2 gives you
16 - 32 + 18 = 2