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Simplifying 2n2 + 7y = 15 Solving 2n2 + 7y = 15 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-7y' to each side of the equation. 2n2 + 7y + -7y = 15 + -7y Combine like terms: 7y + -7y = 0 2n2 + 0 = 15 + -7y 2n2 = 15 + -7y Divide each side by '2'. n2 = 7.5 + -3.5y Simplifying n2 = 7.5 + -3.5y Reorder the terms: -7.5 + n2 + 3.5y = 7.5 + -3.5y + -7.5 + 3.5y Reorder the terms: -7.5 + n2 + 3.5y = 7.5 + -7.5 + -3.5y + 3.5y Combine like terms: 7.5 + -7.5 = 0.0 -7.5 + n2 + 3.5y = 0.0 + -3.5y + 3.5y -7.5 + n2 + 3.5y = -3.5y + 3.5y Combine like terms: -3.5y + 3.5y = 0.0 -7.5 + n2 + 3.5y = 0.0 The solution to this equation could not be determined.
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