Respuesta:
52/5
Explicación paso a paso:
(x+3)+4.(x-1)=51
x+3+4x-4=51
5x-1=51
5x=52
x=52/5
2(x+3)+4(x-1)=51
2x+6+4x-4=51
6x+2=51
6x=51-2
x=49/6
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Respuesta:
52/5
Explicación paso a paso:
(x+3)+4.(x-1)=51
x+3+4x-4=51
5x-1=51
5x=52
x=52/5
Explicación paso a paso:
2(x+3)+4(x-1)=51
2x+6+4x-4=51
6x+2=51
6x=51-2
x=49/6