Anita saves rupees (5y²-2z)per month and spend rupees (8y²-4z)per month. how much does she earn in a month. and answer should be rupees (13y²-6z) step by step answer

13y² - 6z

Explanation:

Amount spent per month = 5y²-2z

Amount saved per month = 8y²-4z

Amount earned per month = (Amount saved per month + Amount spent per month)

Amount earned per month :

8y²-4z + 5y²-2z

8y² + 5y² - 4z - 2z

13y² - 6z

would not cooperate with each other voluntarily.

i think they would live in caves or natural tunnels