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Simplifying 3.5x + 1y + 0.85z = x + y + z Solving 3.5x + 1y + 0.85z = x + y + z Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1x' to each side of the equation. 3.5x + 1y + -1x + 0.85z = x + y + -1x + z Reorder the terms: 3.5x + -1x + 1y + 0.85z = x + y + -1x + z Combine like terms: 3.5x + -1x = 2.5x 2.5x + 1y + 0.85z = x + y + -1x + z Reorder the terms: 2.5x + 1y + 0.85z = x + -1x + y + z Combine like terms: x + -1x = 0 2.5x + 1y + 0.85z = 0 + y + z 2.5x + 1y + 0.85z = y + z Add '-1y' to each side of the equation. 2.5x + 1y + -1y + 0.85z = y + -1y + z Combine like terms: 1y + -1y = 0 2.5x + 0 + 0.85z = y + -1y + z 2.5x + 0.85z = y + -1y + z Combine like terms: y + -1y = 0 2.5x + 0.85z = 0 + z 2.5x + 0.85z = z Add '-0.85z' to each side of the equation. 2.5x + 0.85z + -0.85z = z + -0.85z Combine like terms: 0.85z + -0.85z = 0.00 2.5x + 0.00 = z + -0.85z 2.5x = z + -0.85z Combine like terms: z + -0.85z = 0.15z 2.5x = 0.15z Divide each side by '2.5'. x = 0.06z Simplifying x = 0.06z
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