Answer:
D. addition property of equality
Step-by-step explanation:
The elimination method requires you to add the two equations together to find a simplified equation.
Step-by-step explanation:
this is your answer..........
Answer:
ANSWER IN number8 IS C
ANSWER IN number9 IS B
Step-by-step explanation:
Step-by-step explanation:
the answer is the keyboard keys getting stuck, it's something you can touch and feel, thus it's an hardware problem