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Simplifying 2x2 + y = 9 Solving 2x2 + y = 9 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1y' to each side of the equation. 2x2 + y + -1y = 9 + -1y Combine like terms: y + -1y = 0 2x2 + 0 = 9 + -1y 2x2 = 9 + -1y Divide each side by '2'. x2 = 4.5 + -0.5y Simplifying x2 = 4.5 + -0.5y Reorder the terms: -4.5 + x2 + 0.5y = 4.5 + -0.5y + -4.5 + 0.5y Reorder the terms: -4.5 + x2 + 0.5y = 4.5 + -4.5 + -0.5y + 0.5y Combine like terms: 4.5 + -4.5 = 0.0 -4.5 + x2 + 0.5y = 0.0 + -0.5y + 0.5y -4.5 + x2 + 0.5y = -0.5y + 0.5y Combine like terms: -0.5y + 0.5y = 0.0 -4.5 + x2 + 0.5y = 0.0 The solution to this equation could not be determined.
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