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Simplifying A2 + -10ab + 21b = 0 Solving A2 + -10ab + 21b = 0 Solving for variable 'A'. Move all terms containing A to the left, all other terms to the right. Add '10ab' to each side of the equation. A2 + -10ab + 10ab + 21b = 0 + 10ab Combine like terms: -10ab + 10ab = 0 A2 + 0 + 21b = 0 + 10ab A2 + 21b = 0 + 10ab Remove the zero: A2 + 21b = 10ab Add '-21b' to each side of the equation. A2 + 21b + -21b = 10ab + -21b Combine like terms: 21b + -21b = 0 A2 + 0 = 10ab + -21b A2 = 10ab + -21b Simplifying A2 = 10ab + -21b Reorder the terms: A2 + -10ab + 21b = 10ab + -10ab + -21b + 21b Combine like terms: 10ab + -10ab = 0 A2 + -10ab + 21b = 0 + -21b + 21b A2 + -10ab + 21b = -21b + 21b Combine like terms: -21b + 21b = 0 A2 + -10ab + 21b = 0 The solution to this equation could not be determined.
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