these two answers are wrong, please answer the question correctly ans explain step by step. thank you in an advance! :)

You have $100,000 to invest in a portfolio containing Stock X and Stock Y. Your goal is to create a portfolio that has an expected return of 12.9 percent. Stock X has an expected return of 11.2 percent and a beta of 1.30 and Stock Y has an expected return of 77 percent and a beta of.80. How much money will you invest in Stock Y? (A negative answer should be indicated by a minus sign. Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) What is the beta of your portfolio? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) $ Investment in Stock Y Portfolio beta -98,514.29 0.81