$\"\"$ $\"\"$

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The inequality is $\"\"$ .

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Apply subtraction property of inequality: Subtract 4 from each side.

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$\"\"$ $\"\"$

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$\"\"$ (Apply commutative property of addition: $\"\"$ )

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$\"\"$ (Subtract: $\"\"$ )

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$\"\"$ (Apply additive inverse property: $\"\"$ )

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$\"\"$ (Apply additive identity property: $\"\"$ )

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$\"\"$ (Multiply each side by negative one and flip the symbol)

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$\"\"$ (Product of two same signs is positive) $\"\"$

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Check:

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To check, substitute 7 a number less than 7 in $\"\"$ .

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$\"\"$ (Substitute $\"\"$ )

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$\"\"$ (Subtract: $\"\"$ )

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The inequality is true. $\"\"$

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The inequality solution is $\"\"$ .