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Simplifying 81x2 + 126z + 49 = 0 Reorder the terms: 49 + 81x2 + 126z = 0 Solving 49 + 81x2 + 126z = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-49' to each side of the equation. 49 + 81x2 + -49 + 126z = 0 + -49 Reorder the terms: 49 + -49 + 81x2 + 126z = 0 + -49 Combine like terms: 49 + -49 = 0 0 + 81x2 + 126z = 0 + -49 81x2 + 126z = 0 + -49 Combine like terms: 0 + -49 = -49 81x2 + 126z = -49 Add '-126z' to each side of the equation. 81x2 + 126z + -126z = -49 + -126z Combine like terms: 126z + -126z = 0 81x2 + 0 = -49 + -126z 81x2 = -49 + -126z Divide each side by '81'. x2 = -0.6049382716 + -1.555555556z Simplifying x2 = -0.6049382716 + -1.555555556z Reorder the terms: 0.6049382716 + x2 + 1.555555556z = -0.6049382716 + -1.555555556z + 0.6049382716 + 1.555555556z Reorder the terms: 0.6049382716 + x2 + 1.555555556z = -0.6049382716 + 0.6049382716 + -1.555555556z + 1.555555556z Combine like terms: -0.6049382716 + 0.6049382716 = 0.0000000000 0.6049382716 + x2 + 1.555555556z = 0.0000000000 + -1.555555556z + 1.555555556z 0.6049382716 + x2 + 1.555555556z = -1.555555556z + 1.555555556z Combine like terms: -1.555555556z + 1.555555556z = 0.000000000 0.6049382716 + x2 + 1.555555556z = 0.000000000 The solution to this equation could not be determined.
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