Answer:
1st pair x=-7 and -9; 2nd pair x=2 and y=2; 3rd pair x=-1 and y=0; 4th pair x=-3 and y= 2; 5th x=-2 and y=-1; All others are not clearly written
Step-by-step explanation:
method for simultaneous equation are substitution, elimination or matrix methods
Step-by-step explanation:
If you take any number in the sequence then subtract it by the previous one, and the result is always the same or constant then it is an arithmetic sequence. The constant difference in all pairs of consecutive or successive numbers in a sequence is called the common difference, denoted by the letter d.
Answer:
The third one
Step-by-step explanation:
Dont give up i understand that it is hard but i promise it will get better hang in there friend
Answer:(4x + 4)
Step-by-step explanation: