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Simplifying 7x + 7 = 7(x + 6) + -6 Reorder the terms: 7 + 7x = 7(x + 6) + -6 Reorder the terms: 7 + 7x = 7(6 + x) + -6 7 + 7x = (6 * 7 + x * 7) + -6 7 + 7x = (42 + 7x) + -6 Reorder the terms: 7 + 7x = 42 + -6 + 7x Combine like terms: 42 + -6 = 36 7 + 7x = 36 + 7x Add '-7x' to each side of the equation. 7 + 7x + -7x = 36 + 7x + -7x Combine like terms: 7x + -7x = 0 7 + 0 = 36 + 7x + -7x 7 = 36 + 7x + -7x Combine like terms: 7x + -7x = 0 7 = 36 + 0 7 = 36 Solving 7 = 36 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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