Los 57 de los 5600 habitantes de una población son adultos. ¿Cuántos adultos y cuántos menores de edad hay en la población?​

there are 35 white marbles

step-by-step explanation:

y- yellow marbles

4y + 5 = 45

subtract 5 from both sides

4y = 40

divide for from both sides

y = 10

plug in 10 to get 40 yellow marbles then subtract by 5 to get 35 marbles

thus there are only 10 yellow marbles

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".