$\"\"$

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The equation is $\"\"$ .

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Solve by algebraically.

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Lcm of 4,5 is 20,then

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$\"\"$ (Multiply each side by 20)

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$\"\"$ (Multiplication property of zero: $\"\"$ )

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$\"\"$ (Multiply: $\"\"$ )

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$\"\"$ (Add 8x to each side)

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$\"\"$ (Simplify)

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$\"\"$ (Divide each side by 8)

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

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The solution is 1.8. $\"\"$

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The root of the equation $\"\"$ is 1.8.