Answer:
Step-by-step explanation: Not completely sure but i think the answer is 11
The answer is A zinc is oxidized and copper gets reduced
Answer:
x= −2 or x=3
Step-by-step explanation:
Answer: -a2 - 2ab - b2 + 25 =
-1 • (a2 + 2ab + b2 - 25)
Final result :
-a2 - 2ab - b2 + 25
Step-by-step explanation: