$\"\"$

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The word $\"\"$ sum $\"\"$ represent the addition operation and its symbol is $\"\"$ .

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The word $\"\"$ is greater than $\"\"$ represent the symbol $\"\"$ .

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The word $\"\"$ difference $\"\"$ represent the subtraction operation and its symbol is $\"\"$ .

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The word $\"\"$ The sum of 5x and 2x $\"\"$ represent the expression $\"\"$ .

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The word $\"\"$ The difference of 9x and 4 $\"\"$ represent the expression $\"\"$ .

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The word $\"\"$ The sum of 5x and 2x is greater than the difference of 9x and 4 $\"\"$ represent the inequality $\"\"$ . $\"\"$

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The inequality is $\"\"$ and solve for x.

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Combine like terms.

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$\"\"$

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Apply subtraction property of inequality: If $\"\"$ then $\"\"$ .

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Subtract 9x from each side.

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$\"\"$

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$\"\"$

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$\"\"$ . $\"\"$

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Apply division property of inequality: if $\"\"$ then $\"\"$ .

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Divide each side by negative 2 and reverse the inequality symbol.

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$\"\"$

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Cancel common terms.

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$\"\"$ .

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The solution of the inequality is $\"\"$ and its graph is

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$\"grph$

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The open circle means that 2 is not a solution of the inequality. $\"\"$

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The solution of the inequality $\"\"$ is $\"\"$ and its graph is

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$\"grph$