The algebraic expression can be written as
x-5.
Answer:
Addition.
Step-by-step explanation:
Addition was used to add 5 to both sides, leaving x by itself.
Answer:
every point where x is greater than y or y-x<0
namely, every point below the straight line y=x that cuts the cartesian plane in two
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Because 9 = 5 +4