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Simplifying lg(1 + -1x) + lg(-2x) = 4 (1 * gl + -1x * gl) + lg(-2x) = 4 (1gl + -1glx) + lg(-2x) = 4 Remove parenthesis around (-2x) 1gl + -1glx + gl * -2x = 4 Reorder the terms for easier multiplication: 1gl + -1glx + -2gl * x = 4 Multiply gl * x 1gl + -1glx + -2glx = 4 Combine like terms: -1glx + -2glx = -3glx 1gl + -3glx = 4 Solving 1gl + -3glx = 4 Solving for variable 'g'. Move all terms containing g to the left, all other terms to the right. Reorder the terms: -4 + 1gl + -3glx = 4 + -4 Combine like terms: 4 + -4 = 0 -4 + 1gl + -3glx = 0 The solution to this equation could not be determined.
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