H people I need help pls with this question. It's for 7th grade (: ( solve for x your answer must be simplified.)

You invested $5000 between two accounts paying 4% and 9% annual interest, respectively. if the total interest earned for theyear was $350, how much was invested at each rate? $was invested at 4% andwas invested at 9%.

What is the result of adding the system of equations? 2x+y=4 3x-y=6

Ana drinks chocolate milk out of glasses that each holdof a liter. she has of a liter of chocolate milk in her refrigerator. 10 how many glasses of chocolate milk can she pour?