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