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Simplifying 2x2 + 5y + -7 = 0 Reorder the terms: -7 + 2x2 + 5y = 0 Solving -7 + 2x2 + 5y = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 2x2 + 7 + 5y = 0 + 7 Reorder the terms: -7 + 7 + 2x2 + 5y = 0 + 7 Combine like terms: -7 + 7 = 0 0 + 2x2 + 5y = 0 + 7 2x2 + 5y = 0 + 7 Combine like terms: 0 + 7 = 7 2x2 + 5y = 7 Add '-5y' to each side of the equation. 2x2 + 5y + -5y = 7 + -5y Combine like terms: 5y + -5y = 0 2x2 + 0 = 7 + -5y 2x2 = 7 + -5y Divide each side by '2'. x2 = 3.5 + -2.5y Simplifying x2 = 3.5 + -2.5y Reorder the terms: -3.5 + x2 + 2.5y = 3.5 + -2.5y + -3.5 + 2.5y Reorder the terms: -3.5 + x2 + 2.5y = 3.5 + -3.5 + -2.5y + 2.5y Combine like terms: 3.5 + -3.5 = 0.0 -3.5 + x2 + 2.5y = 0.0 + -2.5y + 2.5y -3.5 + x2 + 2.5y = -2.5y + 2.5y Combine like terms: -2.5y + 2.5y = 0.0 -3.5 + x2 + 2.5y = 0.0 The solution to this equation could not be determined.
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