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Simplifying (y + 7)(y2 + -7y + 49) = 0 Reorder the terms: (7 + y)(y2 + -7y + 49) = 0 Reorder the terms: (7 + y)(49 + -7y + y2) = 0 Multiply (7 + y) * (49 + -7y + y2) (7(49 + -7y + y2) + y(49 + -7y + y2)) = 0 ((49 * 7 + -7y * 7 + y2 * 7) + y(49 + -7y + y2)) = 0 ((343 + -49y + 7y2) + y(49 + -7y + y2)) = 0 (343 + -49y + 7y2 + (49 * y + -7y * y + y2 * y)) = 0 (343 + -49y + 7y2 + (49y + -7y2 + y3)) = 0 Reorder the terms: (343 + -49y + 49y + 7y2 + -7y2 + y3) = 0 Combine like terms: -49y + 49y = 0 (343 + 0 + 7y2 + -7y2 + y3) = 0 (343 + 7y2 + -7y2 + y3) = 0 Combine like terms: 7y2 + -7y2 = 0 (343 + 0 + y3) = 0 (343 + y3) = 0 Solving 343 + y3 = 0 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-343' to each side of the equation. 343 + -343 + y3 = 0 + -343 Combine like terms: 343 + -343 = 0 0 + y3 = 0 + -343 y3 = 0 + -343 Combine like terms: 0 + -343 = -343 y3 = -343 Simplifying y3 = -343 Reorder the terms: 343 + y3 = -343 + 343 Combine like terms: -343 + 343 = 0 343 + y3 = 0 The solution to this equation could not be determined.
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