Desarrollo:
a) b) [tex]\frac{x-1}{3} -1 =\frac{x+1}{6} - \frac{x}{2}[/tex]
[tex]\frac{x+3}{7} + \frac{x-1}{14} = \frac{x+1}{2}[/tex] 2 (x-1) -6 = x+1 -3x
2 (x+3) + x - 1 = 7( x+1) 2x -2 -6= -2x+1
2x + 6 + x -1= 7x + 7 2x-8= -2x+1
3x + 5 = 7x + 7 2x+2x= 1+8
3x - 7x = 7 - 5 4x=9
-4x = 2 [tex]x=\frac{9}{4}[/tex]
[tex]-\frac{1}{2}[/tex]
c) [tex]\frac{x-1}{2} = \frac{3x-10}{5} + \frac{x-2}{3}[/tex] d) [tex]\frac{x+1}{6} + \frac{x-4}{3}=\frac{1}{3}[/tex]
15 (x-1) = 6 (3x-10) +10 (x-2) x+1+2(x-4)=2
15x -15= 18x -60 +10x -20 x+1+2x-8=2
15x -15 =28x -80 3x-7=2
15x - 28x = -80+15 3x=2+7
-13x= -65 3x=9
x= 5 x=3
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Desarrollo:
a) b) [tex]\frac{x-1}{3} -1 =\frac{x+1}{6} - \frac{x}{2}[/tex]
[tex]\frac{x+3}{7} + \frac{x-1}{14} = \frac{x+1}{2}[/tex] 2 (x-1) -6 = x+1 -3x
2 (x+3) + x - 1 = 7( x+1) 2x -2 -6= -2x+1
2x + 6 + x -1= 7x + 7 2x-8= -2x+1
3x + 5 = 7x + 7 2x+2x= 1+8
3x - 7x = 7 - 5 4x=9
-4x = 2 [tex]x=\frac{9}{4}[/tex]
[tex]-\frac{1}{2}[/tex]
c) [tex]\frac{x-1}{2} = \frac{3x-10}{5} + \frac{x-2}{3}[/tex] d) [tex]\frac{x+1}{6} + \frac{x-4}{3}=\frac{1}{3}[/tex]
15 (x-1) = 6 (3x-10) +10 (x-2) x+1+2(x-4)=2
15x -15= 18x -60 +10x -20 x+1+2x-8=2
15x -15 =28x -80 3x-7=2
15x - 28x = -80+15 3x=2+7
-13x= -65 3x=9
x= 5 x=3