Answer:
8y
Step-by-step explanation:
-3x+(8y+3x)
-3x+3x+8y
8y
The answer to this question is 2x^3
Answer:
Step-by-step explanation:
make the denominator same
then expand
join

i think but not sure
Answer: 7
Step-by-step explanation:
denotes the intersection of A and C, or in other words, how many elements are shared between them.
The number of elements is 2 + 5 = 7