hola :3
[tex]10x-15=40+5:x=6[/tex]
pasos
[tex]10x-15=40+5[/tex]
sumar : [tex]40+5=45[/tex]
[tex]10x-15=45[/tex]
sumar 15 a ambos lados
[tex]10x-15+15=45+15[/tex]
simplificar
[tex]10x=60[/tex]
dividir ambos lados entre 10
[tex]\frac{10x}{10} =\frac{60}{10}[/tex]
[tex]x=6[/tex]
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hola :3
[tex]10x-15=40+5:x=6[/tex]
pasos
[tex]10x-15=40+5[/tex]
sumar : [tex]40+5=45[/tex]
[tex]10x-15=45[/tex]
sumar 15 a ambos lados
[tex]10x-15+15=45+15[/tex]
simplificar
[tex]10x=60[/tex]
dividir ambos lados entre 10
[tex]\frac{10x}{10} =\frac{60}{10}[/tex]
simplificar
[tex]x=6[/tex]
saludos
att:sam