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Simplifying 3(6s + 4) + -9s = 3(3s + 4) + -13 Reorder the terms: 3(4 + 6s) + -9s = 3(3s + 4) + -13 (4 * 3 + 6s * 3) + -9s = 3(3s + 4) + -13 (12 + 18s) + -9s = 3(3s + 4) + -13 Combine like terms: 18s + -9s = 9s 12 + 9s = 3(3s + 4) + -13 Reorder the terms: 12 + 9s = 3(4 + 3s) + -13 12 + 9s = (4 * 3 + 3s * 3) + -13 12 + 9s = (12 + 9s) + -13 Reorder the terms: 12 + 9s = 12 + -13 + 9s Combine like terms: 12 + -13 = -1 12 + 9s = -1 + 9s Add '-9s' to each side of the equation. 12 + 9s + -9s = -1 + 9s + -9s Combine like terms: 9s + -9s = 0 12 + 0 = -1 + 9s + -9s 12 = -1 + 9s + -9s Combine like terms: 9s + -9s = 0 12 = -1 + 0 12 = -1 Solving 12 = -1 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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