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Simplifying 28z2 + 7 = 0 Reorder the terms: 7 + 28z2 = 0 Solving 7 + 28z2 = 0 Solving for variable 'z'. Move all terms containing z to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 28z2 = 0 + -7 Combine like terms: 7 + -7 = 0 0 + 28z2 = 0 + -7 28z2 = 0 + -7 Combine like terms: 0 + -7 = -7 28z2 = -7 Divide each side by '28'. z2 = -0.25 Simplifying z2 = -0.25 Reorder the terms: 0.25 + z2 = -0.25 + 0.25 Combine like terms: -0.25 + 0.25 = 0.00 0.25 + z2 = 0.00 The solution to this equation could not be determined.
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