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Simplifying A2 + -7a + 4 = 0 Reorder the terms: 4 + A2 + -7a = 0 Solving 4 + A2 + -7a = 0 Solving for variable 'A'. Move all terms containing A to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + A2 + -4 + -7a = 0 + -4 Reorder the terms: 4 + -4 + A2 + -7a = 0 + -4 Combine like terms: 4 + -4 = 0 0 + A2 + -7a = 0 + -4 A2 + -7a = 0 + -4 Combine like terms: 0 + -4 = -4 A2 + -7a = -4 Add '7a' to each side of the equation. A2 + -7a + 7a = -4 + 7a Combine like terms: -7a + 7a = 0 A2 + 0 = -4 + 7a A2 = -4 + 7a Simplifying A2 = -4 + 7a Reorder the terms: 4 + A2 + -7a = -4 + 7a + 4 + -7a Reorder the terms: 4 + A2 + -7a = -4 + 4 + 7a + -7a Combine like terms: -4 + 4 = 0 4 + A2 + -7a = 0 + 7a + -7a 4 + A2 + -7a = 7a + -7a Combine like terms: 7a + -7a = 0 4 + A2 + -7a = 0 The solution to this equation could not be determined.
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