ZCAB angle is congruent to ZBAD
18
Step-by-step explanation:
X-3=15
Make X the subject of the formular by transferring the number with co-efficients in one side if the equation.
X=15+3
X=18
The answer to your question is option a
Mean means the average so you plus all the scores and divide that by the number of scores and when to undo that, the answer you get is a
