Please help with Math problem interest type problem?

[slamdunker3]

your grandmother needs your help. She has 50,000 to invest. Part of the money is to be invested in noninsured bonds paying 13% anual interest the rest of the money is to be invested in a government insured certifcate of deposit paying 8% annual interest. She told you that she requires a total of 4600 per year in extra income from these investments. How much money should be placed in each investment?

Amount in invest bond?=

Amount in Certificate?=

Thanks for helping