Answer:
The answer is -9 (If your looking for x)
Step-by-step explanation: I would suggest using the app Photomap for this kind of stuff. You take a picture of an equation and it gives you a step by step explanation and the answer. Glad I could help!
The is going to be infinite answers
Answer:

Step-by-step explanation:

Answer:
∠DCE≅∠BAE
Step-by-step explanation:
CPCTC is basically used at or near the end of a proof which asks the student to show that two angles or two sides are congruent. Corresponding means they're in the same position in the 2 triangles
two side CE and AE are equivillant in the expression
hence
∠DCE≅∠BAE is right option.