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Simplifying Z2 + -1z + -20 = 10 Reorder the terms: -20 + Z2 + -1z = 10 Solving -20 + Z2 + -1z = 10 Solving for variable 'Z'. Move all terms containing Z to the left, all other terms to the right. Add '20' to each side of the equation. -20 + Z2 + 20 + -1z = 10 + 20 Reorder the terms: -20 + 20 + Z2 + -1z = 10 + 20 Combine like terms: -20 + 20 = 0 0 + Z2 + -1z = 10 + 20 Z2 + -1z = 10 + 20 Combine like terms: 10 + 20 = 30 Z2 + -1z = 30 Add 'z' to each side of the equation. Z2 + -1z + z = 30 + z Combine like terms: -1z + z = 0 Z2 + 0 = 30 + z Z2 = 30 + z Simplifying Z2 = 30 + z Reorder the terms: -30 + Z2 + -1z = 30 + z + -30 + -1z Reorder the terms: -30 + Z2 + -1z = 30 + -30 + z + -1z Combine like terms: 30 + -30 = 0 -30 + Z2 + -1z = 0 + z + -1z -30 + Z2 + -1z = z + -1z Combine like terms: z + -1z = 0 -30 + Z2 + -1z = 0 The solution to this equation could not be determined.
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