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Simplifying 9 + 10x2 + -21y = 0 Solving 9 + 10x2 + -21y = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + 10x2 + -9 + -21y = 0 + -9 Reorder the terms: 9 + -9 + 10x2 + -21y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 10x2 + -21y = 0 + -9 10x2 + -21y = 0 + -9 Combine like terms: 0 + -9 = -9 10x2 + -21y = -9 Add '21y' to each side of the equation. 10x2 + -21y + 21y = -9 + 21y Combine like terms: -21y + 21y = 0 10x2 + 0 = -9 + 21y 10x2 = -9 + 21y Divide each side by '10'. x2 = -0.9 + 2.1y Simplifying x2 = -0.9 + 2.1y Reorder the terms: 0.9 + x2 + -2.1y = -0.9 + 2.1y + 0.9 + -2.1y Reorder the terms: 0.9 + x2 + -2.1y = -0.9 + 0.9 + 2.1y + -2.1y Combine like terms: -0.9 + 0.9 = 0.0 0.9 + x2 + -2.1y = 0.0 + 2.1y + -2.1y 0.9 + x2 + -2.1y = 2.1y + -2.1y Combine like terms: 2.1y + -2.1y = 0.0 0.9 + x2 + -2.1y = 0.0 The solution to this equation could not be determined.
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