Respuesta:
[tex]5x - 10 + 3x + 12 = 66 \\ 8x = 66 - 2 \\ 8x = 64 \\ x = 8[/tex]
[tex]5(x - 2) + 3(x + 4) = 66[/tex]
[tex]5x - 10 + 3x + 12 = 66[/tex]
[tex]8x + 2 = 66[/tex]
[tex]8x = 62 - 2[/tex]
[tex]8x = 64[/tex]
vas a dividir ambos lados entre 8.
[tex]x = 8[/tex]
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Respuesta:
[tex]5x - 10 + 3x + 12 = 66 \\ 8x = 66 - 2 \\ 8x = 64 \\ x = 8[/tex]
Verified answer
hola!!
[tex]5(x - 2) + 3(x + 4) = 66[/tex]
[tex]5x - 10 + 3x + 12 = 66[/tex]
[tex]8x + 2 = 66[/tex]
[tex]8x = 62 - 2[/tex]
[tex]8x = 64[/tex]
vas a dividir ambos lados entre 8.
RPT.
[tex]x = 8[/tex]
saludos..