Question

Answer of 12 = w - |-7|

Answer 1

12=w-|-7|
12=w-7
-w=-12-7
-1(-w)=(-19)-1
w=19

Answer 2

12 = w - |-7|

The absolute value makes |-7| = 7.

Rewrite your equation with a positive 7.

12 = w - 7

Add 7 to both sides.

19 = w