RESPUESTA:
[tex]6+3\left(x+1\right)<7+4\left(x+1\right)[/tex]
[tex]3x+9<4x+11[/tex]
[tex]3x+9-9<4x+11-9[/tex]
[tex]3x<4x+2[/tex]
[tex]3x-4x<4x+2-4x[/tex]
[tex]-x<2[/tex]
[tex]\left(-x\right)\left(-1\right)>2\left(-1\right)[/tex]
[tex]RPTA=x>-2[/tex]
【ツ】亗 CORONA 亗
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RESPUESTA:
[tex]6+3\left(x+1\right)<7+4\left(x+1\right)[/tex]
[tex]3x+9<4x+11[/tex]
[tex]3x+9-9<4x+11-9[/tex]
[tex]3x<4x+2[/tex]
[tex]3x-4x<4x+2-4x[/tex]
[tex]-x<2[/tex]
[tex]\left(-x\right)\left(-1\right)>2\left(-1\right)[/tex]
[tex]RPTA=x>-2[/tex]
【ツ】亗 CORONA 亗