Answer: The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable,
Step-by-step explanation:
Answer:
i think 64?
its supposed to be the same on the bottom, right?
isnt it (y,-x)?
Exact Form:
p=63/8
Decimal Form:
p=7.875
Mixed Number Form:
p=7 7/8
Hope this helps :-)
D