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Simplifying 8x + 13 = 8(x + 1) + 5 Reorder the terms: 13 + 8x = 8(x + 1) + 5 Reorder the terms: 13 + 8x = 8(1 + x) + 5 13 + 8x = (1 * 8 + x * 8) + 5 13 + 8x = (8 + 8x) + 5 Reorder the terms: 13 + 8x = 8 + 5 + 8x Combine like terms: 8 + 5 = 13 13 + 8x = 13 + 8x Add '-13' to each side of the equation. 13 + -13 + 8x = 13 + -13 + 8x Combine like terms: 13 + -13 = 0 0 + 8x = 13 + -13 + 8x 8x = 13 + -13 + 8x Combine like terms: 13 + -13 = 0 8x = 0 + 8x 8x = 8x Add '-8x' to each side of the equation. 8x + -8x = 8x + -8x Combine like terms: 8x + -8x = 0 0 = 8x + -8x Combine like terms: 8x + -8x = 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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