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Simplifying 28 + x = 2.2(x) + 6.9 Reorder the terms: 28 + x = 6.9 + 2.2x Solving 28 + x = 6.9 + 2.2x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.2x' to each side of the equation. 28 + x + -2.2x = 6.9 + 2.2x + -2.2x Combine like terms: x + -2.2x = -1.2x 28 + -1.2x = 6.9 + 2.2x + -2.2x Combine like terms: 2.2x + -2.2x = 0.0 28 + -1.2x = 6.9 + 0.0 28 + -1.2x = 6.9 Add '-28' to each side of the equation. 28 + -28 + -1.2x = 6.9 + -28 Combine like terms: 28 + -28 = 0 0 + -1.2x = 6.9 + -28 -1.2x = 6.9 + -28 Combine like terms: 6.9 + -28 = -21.1 -1.2x = -21.1 Divide each side by '-1.2'. x = 17.58333333 Simplifying x = 17.58333333
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