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Simplifying 2pir2 + 2pirh + -1a = 0 Reorder the terms: -1a + 2hipr + 2ipr2 = 0 Solving -1a + 2hipr + 2ipr2 = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-2hipr' to each side of the equation. -1a + 2hipr + -2hipr + 2ipr2 = 0 + -2hipr Combine like terms: 2hipr + -2hipr = 0 -1a + 0 + 2ipr2 = 0 + -2hipr -1a + 2ipr2 = 0 + -2hipr Remove the zero: -1a + 2ipr2 = -2hipr Add '-2ipr2' to each side of the equation. -1a + 2ipr2 + -2ipr2 = -2hipr + -2ipr2 Combine like terms: 2ipr2 + -2ipr2 = 0 -1a + 0 = -2hipr + -2ipr2 -1a = -2hipr + -2ipr2 Divide each side by '-1'. a = 2hipr + 2ipr2 Simplifying a = 2hipr + 2ipr2
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