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Simplifying 19 + 12x = 87 + x Solving 19 + 12x = 87 + 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. 19 + 12x + -1x = 87 + x + -1x Combine like terms: 12x + -1x = 11x 19 + 11x = 87 + x + -1x Combine like terms: x + -1x = 0 19 + 11x = 87 + 0 19 + 11x = 87 Add '-19' to each side of the equation. 19 + -19 + 11x = 87 + -19 Combine like terms: 19 + -19 = 0 0 + 11x = 87 + -19 11x = 87 + -19 Combine like terms: 87 + -19 = 68 11x = 68 Divide each side by '11'. x = 6.181818182 Simplifying x = 6.181818182
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