[tex]\frac{x}{5}+\frac{x}{3}-1=\frac{x}{2}[/tex]
[tex]Encontramos\:el\:minimo\:comun\:multiplo\:de\:5,\:3,\:2\::30[/tex]
[tex]\mathrm{y\:vamos\:a\:multiplicar\:por\:el\:minimo\:comun\:multiplo=}30[/tex]
[tex]\frac{x}{5}\cdot \:30+\frac{x}{3}\cdot \:30-1\cdot \:30=\frac{x}{2}\cdot \:30[/tex]
[tex]Simplificamos[/tex]
[tex]\frac{x}{3}\cdot \:30:=6x[/tex]
[tex]\frac{x}{3}\cdot \:30:=10x[/tex]
[tex]-1\cdot \:30:=-30[/tex]
[tex]\frac{x}{2}\cdot \:30:=15x[/tex]
[tex]6x+10x-30=15x[/tex]
[tex]16x-30=15x[/tex]
[tex]Sumamos\:30\:a\:ambos\:lados[/tex]
[tex]16x=15x+30[/tex]
[tex]Y\:ahora\:restamos\:15x\mathrm{\:de\:ambos\:lados}[/tex]
[tex]16x-15x=15x+30-15x[/tex]
[tex]x=30[/tex]
[tex]Te\:adjunto\:esta\:grafica[/tex]
[tex]Buena\:suerte\:con\:tus\:tareas\::ProfeAndresFelipe :)[/tex]
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[tex]\frac{x}{5}+\frac{x}{3}-1=\frac{x}{2}[/tex]
[tex]Encontramos\:el\:minimo\:comun\:multiplo\:de\:5,\:3,\:2\::30[/tex]
[tex]\mathrm{y\:vamos\:a\:multiplicar\:por\:el\:minimo\:comun\:multiplo=}30[/tex]
[tex]\frac{x}{5}\cdot \:30+\frac{x}{3}\cdot \:30-1\cdot \:30=\frac{x}{2}\cdot \:30[/tex]
[tex]Simplificamos[/tex]
[tex]\frac{x}{3}\cdot \:30:=6x[/tex]
[tex]\frac{x}{3}\cdot \:30:=10x[/tex]
[tex]-1\cdot \:30:=-30[/tex]
[tex]\frac{x}{2}\cdot \:30:=15x[/tex]
[tex]6x+10x-30=15x[/tex]
[tex]16x-30=15x[/tex]
[tex]Sumamos\:30\:a\:ambos\:lados[/tex]
[tex]16x-30=15x[/tex]
[tex]Simplificamos[/tex]
[tex]16x=15x+30[/tex]
[tex]Y\:ahora\:restamos\:15x\mathrm{\:de\:ambos\:lados}[/tex]
[tex]16x-15x=15x+30-15x[/tex]
[tex]x=30[/tex]
[tex]Te\:adjunto\:esta\:grafica[/tex]
[tex]Buena\:suerte\:con\:tus\:tareas\::ProfeAndresFelipe :)[/tex]