Tema : ecuaciones con signos de agrupación, suprimir parentesis utilizando propiedad distributiva co.... Question from @lvaleria450

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Tema : ecuaciones con signos de agrupación, suprimir parentesis utilizando propiedad distributiva con prueba o verificación.

1. 2(x -3) = -x +12

2. X -2 +1 = x +3
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razuca1999 La 1) 2(x-3)=-x+12 multiplicamos
2*x-2*3= -x+12
2x-6= -x+12
2x+x=12+6
3x= 18
x= 6

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