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

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The equation is $\"\"$

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Apply dovoson property of equality: Divide each side by 4.

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$\"\"$

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$\"\"$

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$\"\"$ (Cancel common terms)

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$\"\"$ (Divide: $\"\"$ )

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$\"\"$ (Subtract 1 from each side)

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$\"\"$ (Additive inverse property : $\"\"$ )

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$\"\"$ (Additive identity property : $\"\"$ )

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

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Graph the solution set on a number line $\"\"$

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Check:

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To check, substitute 6, a number and equals to 6, in $\"\"$ .

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

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$\"\"$ (Add : $\"\"$ )

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$\"\"$

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The equlity is true

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$\"\"$

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The inequality solution is x=6.