[tex] 10x−16+8x=20+9x \\ 18x −16=20+9x \\ 18x−16=9x+20 \\18x−16+16=9x+20+16 \\ 18x=9x+36 \\18x−9x=9x+36−9x \\ 9x=36 \\ \frac{9x}{9} = \frac{36}{9} \\ x =4[/tex]
Respuesta:
x = 4
...SALUDOS...✌❤
