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Simplifying x + 3(x + 2) = (x + 7) Reorder the terms: x + 3(2 + x) = (x + 7) x + (2 * 3 + x * 3) = (x + 7) x + (6 + 3x) = (x + 7) Reorder the terms: 6 + x + 3x = (x + 7) Combine like terms: x + 3x = 4x 6 + 4x = (x + 7) Reorder the terms: 6 + 4x = (7 + x) Remove parenthesis around (7 + x) 6 + 4x = 7 + x Solving 6 + 4x = 7 + x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1x' to each side of the equation. 6 + 4x + -1x = 7 + x + -1x Combine like terms: 4x + -1x = 3x 6 + 3x = 7 + x + -1x Combine like terms: x + -1x = 0 6 + 3x = 7 + 0 6 + 3x = 7 Add '-6' to each side of the equation. 6 + -6 + 3x = 7 + -6 Combine like terms: 6 + -6 = 0 0 + 3x = 7 + -6 3x = 7 + -6 Combine like terms: 7 + -6 = 1 3x = 1 Divide each side by '3'. x = 0.3333333333 Simplifying x = 0.3333333333
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