$\"\"$ \ \

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The equation is $\"\"$

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$\"\"$ (Subtract 2 from each side)

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$\"\"$ (Subtract; $\"\"$ )

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$\"\"$ (Multiply each side by 7)

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$\"\"$ (Cancel common terms) \ \

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$\"\"$ (Divide each side by 3)

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$\"\"$ (Cancel common terms)

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$\"\"$

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$\"\"$ \ \

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$\"\"$ (Multiply; $\"\"$ )

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$\"\"$ \ \

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Verify:

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To check the solution, substitute $\"\"$ in original equation.

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

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$\"\"$

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$\"\"$

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$\"\"$ (Multiply, $\"\"$ )

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$\"\"$ (Add, $\"\"$ )

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Compare the values, the equation is true. The solution is $\"\"$ .

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$\"\"$ \ \

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The solution is $\"\"$ .

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