An algebraic expression is an expression built up from integer constants, variables, and the algebraic operations.
Answer:
hmm i think its
1/2(x + y)
Step-by-step explanation:
because well... this would be eaiser for me if it said "of the" because "of the" is mostly used for multiply, but since it just said "the..." i can only guess. I think this may be the answer tho?
Answer:

Step-by-step explanation:

we are given

Firstly , we can distribute

now, we can combine like terms


now, we can solve for x
and we get
...........Answer
Answer:
D) 1
Step-by-step explanation:
When you start raising i to certain powers, you begin to notice a pattern.

This cycle repeats forever. Since 84 is a multiple of 4, i^84 must be 1. Hope this helps!