Question

In which line is an error first made when solving the equation below? -18 = 19z -9

Line One = z -9
Line Two = 11 = z
Line Three = z = 11
* Choose one of the following, A, B, C, D.*
A) no mistake was made
B) line 3
C) line 2
D) line 1

Answer 1

It’s line 3. Hope that helps :)