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Simplifying 5 = 3 + 2(x + 1) + -2x Reorder the terms: 5 = 3 + 2(1 + x) + -2x 5 = 3 + (1 * 2 + x * 2) + -2x 5 = 3 + (2 + 2x) + -2x Combine like terms: 3 + 2 = 5 5 = 5 + 2x + -2x Combine like terms: 2x + -2x = 0 5 = 5 + 0 5 = 5 Add '-5' to each side of the equation. 5 + -5 = 5 + -5 Combine like terms: 5 + -5 = 0 0 = 5 + -5 Combine like terms: 5 + -5 = 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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