Explicación paso a paso:
te digo un consejo estudia bien por ejm esta operación te la resuelvo la primera si no no aprendes okey . 4(?+2) 20!! 14 es fácil 20-6 14 facil corona please please me alegro ayudarte
Respuesta:
[tex]4x + 8 = 20(x - 6)[/tex]
[tex]4x + 8 = 20x - 120 = [/tex]
[tex]4x - 20x = - 120 - 8 = [/tex]
[tex] - 16x = - 128[/tex]
[tex]x = 8[/tex]
[tex]7(x + 4) = 5(x + 6) + 6 = [/tex]
[tex]7x + 28 = 5x(x + 6) + 6 = [/tex]
[tex]7x + 28 = 5x + 30 + 6 = [/tex]
[tex]7x + 28 = 5x + 36 = [/tex]
[tex]7x - 5x = 36 - 28 = [/tex]
[tex]2x = 36 - 28 = [/tex]
[tex]2x = 8 = [/tex]
[tex]x = 4[/tex]
[tex]5(x + 5) = 2x + 40 = [/tex]
[tex]5x + 25 = 2x + 40 = [/tex]
[tex]5x - 2x = 40 - 25 = [/tex]
[tex]3x = 40 - 25 = [/tex]
[tex]3x = 15 = [/tex]
[tex]x = 5[/tex]
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Explicación paso a paso:
te digo un consejo estudia bien por ejm esta operación te la resuelvo la primera si no no aprendes okey . 4(?+2) 20!! 14 es fácil 20-6 14 facil corona please please me alegro ayudarte
Verified answer
Respuesta:
[tex]4x + 8 = 20(x - 6)[/tex]
[tex]4x + 8 = 20x - 120 = [/tex]
[tex]4x - 20x = - 120 - 8 = [/tex]
[tex] - 16x = - 128[/tex]
[tex]x = 8[/tex]
[tex]7(x + 4) = 5(x + 6) + 6 = [/tex]
[tex]7x + 28 = 5x(x + 6) + 6 = [/tex]
[tex]7x + 28 = 5x + 30 + 6 = [/tex]
[tex]7x + 28 = 5x + 36 = [/tex]
[tex]7x - 5x = 36 - 28 = [/tex]
[tex]2x = 36 - 28 = [/tex]
[tex]2x = 8 = [/tex]
[tex]x = 4[/tex]
[tex]5(x + 5) = 2x + 40 = [/tex]
[tex]5x + 25 = 2x + 40 = [/tex]
[tex]5x - 2x = 40 - 25 = [/tex]
[tex]3x = 40 - 25 = [/tex]
[tex]3x = 15 = [/tex]
[tex]x = 5[/tex]