Show that x = 4 is a solution of the equation: from Mathematic

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 Multiple Choice QuestionsShort Answer Type

101.

Solve the following equation:

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#6 {main}</pre>

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102.

Solve the following equation:

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#1 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php(56): mkdir('/home/config_ad...', 493)
#2 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/FolderTreeStorageAndCache.class.php(110): com_wiris_util_sys_Store->mkdirs()
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#6 {main}</pre>

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103.

Solve the following equation:

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#6 {main}</pre>

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104.

Solve the following equation:

fraction numerator straight x plus 1 over denominator 2 straight x minus 1 end fraction equals 1 third

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105.

Solve the following equation:

fraction numerator 7 straight x minus 5 over denominator 3 straight x minus 5 end fraction equals 9

106 Views

106.

Solve the following equation:

fraction numerator straight x plus 7 over denominator 2 straight x plus 3 end fraction equals 8 over 5

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107.

Present ages of Aasha and Rekha are in the ratio 4 :5. Eight years from now, the ratio of their ages will be 5 : 6. Find their present ages.

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108.

The numerator of a rational number is 4 less than its denominator. If 1 is added to both its numerator and denominator, it becomes 2/3. Find the rational number.

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109.

Show that x = 4 is a solution of the equation: space space space straight x plus 7 minus fraction numerator 8 straight x over denominator 3 end fraction equals 17 over 6 minus fraction numerator 5 straight x over denominator 8 end fraction


Substituting x = 4 in space space space straight x plus 7 minus fraction numerator 8 straight x over denominator 3 end fraction equals 17 over 6 minus fraction numerator 5 straight x over denominator 8 end fraction we get

                   LHS = x + 7 - fraction numerator 8 straight x over denominator 3 end fraction

                          = 4 + 7 - <pre>uncaught exception: <b>mkdir(): Permission denied (errno: 2) in /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php at line #56mkdir(): Permission denied</b><br /><br />in file: /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php line 56<br />#0 [internal function]: _hx_error_handler(2, 'mkdir(): Permis...', '/home/config_ad...', 56, Array)
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                          = 11 - 32 over 3

                          = fraction numerator 33 minus 32 over denominator 3 end fraction equals 1 third
                      
                      RHS = 17 over 6 minus fraction numerator 5 straight x over denominator 8 end fraction

                             = 17 over 6 minus fraction numerator left parenthesis 5 cross times 4 right parenthesis over denominator 8 end fraction

                             = 17 over 6 minus 20 over 8
                            
                             = fraction numerator 68 minus 60 over denominator 24 end fraction equals 8 over 24 equals 1 third

Since,                       LHS = RHS

∴      x = 4 is a solution of the given equation.

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110.

Solve <pre>uncaught exception: <b>mkdir(): Permission denied (errno: 2) in /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php at line #56mkdir(): Permission denied</b><br /><br />in file: /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php line 56<br />#0 [internal function]: _hx_error_handler(2, 'mkdir(): Permis...', '/home/config_ad...', 56, Array)
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#6 {main}</pre>

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