Elabora un ejercicio de algebra

https://www.google.com/imgres?imgurl=https%3A%2F%2Fwww.mateslibres.com%2Falgebra%2Fimages%2Falg_lineal_axmasbigc_001_300.1365814463.jpg&imgrefurl=https%3A%2F%2Fwww.mateslibres.com%2Falgebra.php&tbnid=Zw3FVkhm730EQM&vet=12ahUKEwi6xcT3reX3AhWDLt8KHYuUDbUQMygBegUIARC7AQ..i&docid=gmgQaauBirGyMM&w=250&h=324&q=elaborar%20un%20ejercicio%20de%20algebra&ved=2ahUKEwi6xcT3reX3AhWDLt8KHYuUDbUQMygBegUIARC7AQ es pero que te ayude