Question

Solve the equation. First combine any like terms on each side of the equation.

2z = 16 - 18
.....
The solution is z=

Answer 1

2z=16-18

2z=-2

z=-1

Explanation:

16-18=-2

and then divide by 2z on both sides

Answer 2

z= -1

Explanation:

2z=16-18

2z= -2

z= -1