Answer: 
<u>Combine like terms: 5x + 3x = 8x</u>
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Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
<u>Add '-7x' to each side of the equation</u>
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<u>Combine like terms: 8x + -7x = 1x
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<u>Combine like terms: 7x + -7x = 0
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<u>Divide each side by '1'.</u>
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