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Simplifying y2 + -1ay + 7by + -7ab = 0 Reorder the terms: -7ab + -1ay + 7by + y2 = 0 Solving -7ab + -1ay + 7by + y2 = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-7by' to each side of the equation. -7ab + -1ay + 7by + -7by + y2 = 0 + -7by Combine like terms: 7by + -7by = 0 -7ab + -1ay + 0 + y2 = 0 + -7by -7ab + -1ay + y2 = 0 + -7by Remove the zero: -7ab + -1ay + y2 = -7by Add '-1y2' to each side of the equation. -7ab + -1ay + y2 + -1y2 = -7by + -1y2 Combine like terms: y2 + -1y2 = 0 -7ab + -1ay + 0 = -7by + -1y2 -7ab + -1ay = -7by + -1y2 Reorder the terms: -7ab + -1ay + 7by + y2 = -7by + 7by + -1y2 + y2 Combine like terms: -7by + 7by = 0 -7ab + -1ay + 7by + y2 = 0 + -1y2 + y2 -7ab + -1ay + 7by + y2 = -1y2 + y2 Combine like terms: -1y2 + y2 = 0 -7ab + -1ay + 7by + y2 = 0 The solution to this equation could not be determined.
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