Respuesta:
Abajo
Explicación paso a paso:
a.
[tex]\frac{2}{3} x-2=5\\\frac{2}{3} x=5+2\\x=7(\frac{3}{2})\\ x =\frac{21}{2}[/tex]
b.
[tex]3z+\frac{z}{2}=4z-2\\3z+\frac{z}{2}-4z=-2\\2 (3z+\frac{z}{2}-4z)=-2(2)\\6z+z-8z=-4\\-z=-4\\z=4[/tex]
c.
[tex]\frac{2}{4} x-\frac{8}{6} =\frac{4}{10} -8x\\\frac{2}{4} x+8x=\frac{4}{10}+\frac{8}{6} \\\frac{1}{2} x+8x=\frac{2}{5} +\frac{4}{3} \\2(\frac{1}{2} x+8x)=(\frac{2}{5} +\frac{4}{3}) (2)\\x+16x=\frac{26}{15}(2)\\17x=\frac{52}{15}\\x=\frac{52}{\frac{15}{17} } \\x=\frac{52}{255}[/tex]
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Verified answer
Respuesta:
Abajo
Explicación paso a paso:
a.
[tex]\frac{2}{3} x-2=5\\\frac{2}{3} x=5+2\\x=7(\frac{3}{2})\\ x =\frac{21}{2}[/tex]
b.
[tex]3z+\frac{z}{2}=4z-2\\3z+\frac{z}{2}-4z=-2\\2 (3z+\frac{z}{2}-4z)=-2(2)\\6z+z-8z=-4\\-z=-4\\z=4[/tex]
c.
[tex]\frac{2}{4} x-\frac{8}{6} =\frac{4}{10} -8x\\\frac{2}{4} x+8x=\frac{4}{10}+\frac{8}{6} \\\frac{1}{2} x+8x=\frac{2}{5} +\frac{4}{3} \\2(\frac{1}{2} x+8x)=(\frac{2}{5} +\frac{4}{3}) (2)\\x+16x=\frac{26}{15}(2)\\17x=\frac{52}{15}\\x=\frac{52}{\frac{15}{17} } \\x=\frac{52}{255}[/tex]