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Simplifying 2d + 9 + d + -3d + (8) = 0 2d + 9 + d + -3d + 8 = 0 Reorder the terms: 9 + 8 + 2d + d + -3d = 0 Combine like terms: 9 + 8 = 17 17 + 2d + d + -3d = 0 Combine like terms: 2d + d = 3d 17 + 3d + -3d = 0 Combine like terms: 3d + -3d = 0 17 + 0 = 0 17 = 0 Solving 17 = 0 Couldn't find a variable to solve for. This equation is invalid, the left and right sides are not equal, therefore there is no solution.
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