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Simplifying 2x2 + 8z2 = 5 Solving 2x2 + 8z2 = 5 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8z2' to each side of the equation. 2x2 + 8z2 + -8z2 = 5 + -8z2 Combine like terms: 8z2 + -8z2 = 0 2x2 + 0 = 5 + -8z2 2x2 = 5 + -8z2 Divide each side by '2'. x2 = 2.5 + -4z2 Simplifying x2 = 2.5 + -4z2 Reorder the terms: -2.5 + x2 + 4z2 = 2.5 + -4z2 + -2.5 + 4z2 Reorder the terms: -2.5 + x2 + 4z2 = 2.5 + -2.5 + -4z2 + 4z2 Combine like terms: 2.5 + -2.5 = 0.0 -2.5 + x2 + 4z2 = 0.0 + -4z2 + 4z2 -2.5 + x2 + 4z2 = -4z2 + 4z2 Combine like terms: -4z2 + 4z2 = 0 -2.5 + x2 + 4z2 = 0 The solution to this equation could not be determined.
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