Respuesta:
[tex] - 3.(x - 7) - 2x = - 54 \\ - 3x - 3 \times 7 - 2x = - 54 \\ - 3x - 21 - 2x = - 54 \\ - 3x - 2x = - 54 + 21 \\ 5x = - 33 \\ x = - 33 \div 5 \\ x = - 6[/tex]
espero te sirva de ayuda
X= -33/5
alterna en -6
espero te sirva
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Respuesta:
[tex] - 3.(x - 7) - 2x = - 54 \\ - 3x - 3 \times 7 - 2x = - 54 \\ - 3x - 21 - 2x = - 54 \\ - 3x - 2x = - 54 + 21 \\ 5x = - 33 \\ x = - 33 \div 5 \\ x = - 6[/tex]
espero te sirva de ayuda
X= -33/5
alterna en -6
espero te sirva