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Simplifying 3x + -7 + 5x = 8(x + -7) Reorder the terms: -7 + 3x + 5x = 8(x + -7) Combine like terms: 3x + 5x = 8x -7 + 8x = 8(x + -7) Reorder the terms: -7 + 8x = 8(-7 + x) -7 + 8x = (-7 * 8 + x * 8) -7 + 8x = (-56 + 8x) Add '-8x' to each side of the equation. -7 + 8x + -8x = -56 + 8x + -8x Combine like terms: 8x + -8x = 0 -7 + 0 = -56 + 8x + -8x -7 = -56 + 8x + -8x Combine like terms: 8x + -8x = 0 -7 = -56 + 0 -7 = -56 Solving -7 = -56 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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