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Simplifying 9 + 7z * z = 3 Multiply z * z 9 + 7z2 = 3 Solving 9 + 7z2 = 3 Solving for variable 'z'. Move all terms containing z to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + 7z2 = 3 + -9 Combine like terms: 9 + -9 = 0 0 + 7z2 = 3 + -9 7z2 = 3 + -9 Combine like terms: 3 + -9 = -6 7z2 = -6 Divide each side by '7'. z2 = -0.8571428571 Simplifying z2 = -0.8571428571 Reorder the terms: 0.8571428571 + z2 = -0.8571428571 + 0.8571428571 Combine like terms: -0.8571428571 + 0.8571428571 = 0.0000000000 0.8571428571 + z2 = 0.0000000000 The solution to this equation could not be determined.
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