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Simplifying 4x2 + 9y = 18 Solving 4x2 + 9y = 18 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-9y' to each side of the equation. 4x2 + 9y + -9y = 18 + -9y Combine like terms: 9y + -9y = 0 4x2 + 0 = 18 + -9y 4x2 = 18 + -9y Divide each side by '4'. x2 = 4.5 + -2.25y Simplifying x2 = 4.5 + -2.25y Reorder the terms: -4.5 + x2 + 2.25y = 4.5 + -2.25y + -4.5 + 2.25y Reorder the terms: -4.5 + x2 + 2.25y = 4.5 + -4.5 + -2.25y + 2.25y Combine like terms: 4.5 + -4.5 = 0.0 -4.5 + x2 + 2.25y = 0.0 + -2.25y + 2.25y -4.5 + x2 + 2.25y = -2.25y + 2.25y Combine like terms: -2.25y + 2.25y = 0.00 -4.5 + x2 + 2.25y = 0.00 The solution to this equation could not be determined.
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