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Simplifying 2x + 9.75 + -1z = -5.15 Reorder the terms: 9.75 + 2x + -1z = -5.15 Solving 9.75 + 2x + -1z = -5.15 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-9.75' to each side of the equation. 9.75 + 2x + -9.75 + -1z = -5.15 + -9.75 Reorder the terms: 9.75 + -9.75 + 2x + -1z = -5.15 + -9.75 Combine like terms: 9.75 + -9.75 = 0.00 0.00 + 2x + -1z = -5.15 + -9.75 2x + -1z = -5.15 + -9.75 Combine like terms: -5.15 + -9.75 = -14.9 2x + -1z = -14.9 Add 'z' to each side of the equation. 2x + -1z + z = -14.9 + z Combine like terms: -1z + z = 0 2x + 0 = -14.9 + z 2x = -14.9 + z Divide each side by '2'. x = -7.45 + 0.5z Simplifying x = -7.45 + 0.5z
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