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Simplifying 2x + -6 = 2[x + -3] Reorder the terms: -6 + 2x = 2[x + -3] Reorder the terms: -6 + 2x = 2[-3 + x] -6 + 2x = [-3 * 2 + x * 2] -6 + 2x = [-6 + 2x] Add '6' to each side of the equation. -6 + 6 + 2x = -6 + 6 + 2x Combine like terms: -6 + 6 = 0 0 + 2x = -6 + 6 + 2x 2x = -6 + 6 + 2x Combine like terms: -6 + 6 = 0 2x = 0 + 2x 2x = 2x Add '-2x' to each side of the equation. 2x + -2x = 2x + -2x Combine like terms: 2x + -2x = 0 0 = 2x + -2x Combine like terms: 2x + -2x = 0 0 = 0 Solving 0 = 0 Couldn't find a variable to solve for. This equation is an identity, all real numbers are solutions.
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