Answer:
4y is the answer.
Explanation:
Since there is like variables, we can add -4y and 8y.
=> -4y + 8y = 4y.
Therefore, 4y is the answer. Hoped this helped.
-4y + 8y = 4y
it is the same as -4 + 8 = 4
4.4m questions
5.7m answers