Aquí te dejo mi respuesta:
2(x+3) = 7(x+3)
2x + 6 = 7(x+3)
2x + 6 = 7x + 21
2x + 6 − 7x = 21
−5x + 6 = 21
−5x = 21 − 6
−5x = 15
x = −3
Espero haberte ayudado :D
[tex] \bf \textcolor {blue}{2(x + 3) = 7(x + 3)} \\ \\ \bf \textcolor{red}{2x + 6 = 7x + 21} \\ \\ \bf \textcolor{blue}{ - 5x = 15} \\ \\ \bf \textcolor{red}{x = \frac{15}{ - 5} } \\ \\ \boxed {x = - 3}[/tex]
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Aquí te dejo mi respuesta:
2(x+3) = 7(x+3)
2x + 6 = 7(x+3)
2x + 6 = 7x + 21
2x + 6 − 7x = 21
−5x + 6 = 21
−5x = 21 − 6
−5x = 15
x = −3
Espero haberte ayudado :D
[tex] \bf \textcolor {blue}{2(x + 3) = 7(x + 3)} \\ \\ \bf \textcolor{red}{2x + 6 = 7x + 21} \\ \\ \bf \textcolor{blue}{ - 5x = 15} \\ \\ \bf \textcolor{red}{x = \frac{15}{ - 5} } \\ \\ \boxed {x = - 3}[/tex]
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