Esteban quería comprar 50 pelotitas azules pero se dio cuenta de solo tenía 50 pesos cuánto dinero le falta pero con todo y su operacion​

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%.

The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .

I’m not good at math can i have ? ?