Del siguiente texto: "En un corral hay 12 animales entre gallinas y borregos; si hay en total 32 patas, ¿cuántos animales hay de cada uno?" Elige la
expresión algebraica que detona un sistema de ecuaciones *
1.x+y=32; 2x+4y=12
2.hay 8 gallinas y 4 borregos
3.x+y=12; x+y=32
4.O x+y=8; 2x+4y=32​

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

Which are factor pairs of 350? choose all answers that are correct. a) 30 and 12 b) 35 and 10 c) 70 and 5 d) 2 and 125