Solve for x log base 20 of -2x+7 = log base 20 of 2x-1
For the equation to be equal, the argument of the logarithms on both sides of the equation must be equal.
Solve for .
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Move all terms containing to the left side of the equation.
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Subtract from both sides of the equation.
Subtract from .
Move all terms not containing to the right side of the equation.
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Subtract from both sides of the equation.
Subtract from .
Divide each term by and simplify.
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Divide each term in by .
Cancel the common factor of .
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Cancel the common factor.
Divide by .
Divide by .
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