Respuesta : 102 / 29 + 294 / 15 = (1530 + 8526) / 435 = (10.
056) / 435 = (3.
352) / 145 = 23.
117Explicación paso a paso : DESARROLLO{|9 - x| = 7x / 22 + 48 / 11} ≡{9 - x ≥0 ∧ 9 - x = 7x / 22 + 48 / 11} ∪ {9 - x < 0 ∧ - (9 - x) = 7x / 22 + 48 / 11}{9 ≥ x ∧ 9 - 48 / 11 = 7x / 22 + x} ∪ {9 < x ∧ - (9 - x) = 7x / 22 + 48 / 11}{x ≤ 9 ∧ 51 / 11 = 29x / 22} ∪ {x > 9 ∧ - 9 + x) = 7x / 22 + 48 / 11}{ x ≤ 9 ∧ 51 = 29x / 2} ∪ {x > 9 ∧ - 9 - 48 / 11 = 7x / 22 - x}{x ≤ 9 ∧ 102 = 29x} ∪ {x > 9 ∧ - 147 / 11 = - 15x / 22}{x ≤ 9 ∧ 102 / 29 = x} ∪ {x > 9 ∧ 147 = 15x / 2}{ x ≤ 9∧ x = 102 / 29} ∪ {x > 9 ∧ 294 = 15x}{x ≤ 9 ∧ x = 3, 5172} ∪ {x > 9 ∧ x = 294 / 15}{x ≤ 9 ∧ x = 3, 5172} ∪ {x > 9 ∧ x = 19.
6} Solución : x_1 = 102 / 29 Solución : x_2 = 294 / 15⟹ x_1 = 102 / 29 + x_2 = 294 / 15102 / 29 + 294 / 15 = (1530 + 8526) / 435 = (10.
056) / 435 = (3.
352) / 145 = 23.
117COMPROBACIÓN DE x_1 = 102 / 29 |9 - x| = 7x / 22 + 48 / 11|9 - 102 / 29| = (7(102 / 29)) / 22 + 48 / 11|159 / 29| = (714 / 29) / 22 + 48 / 11|159 / 29| = 714 / 638 + 48 / 11|159 / 29| = (714 * 11 + 638 * 48) / (7.
018)|159 / 29| = (7.
854 + 30.
624) / (7.
018)|159 / 29| = (38.
478) / (7.
018)|159 / 29| = 159 / 29159 / 29 = 159 / 29COMPROBACIÓN DE x_2 = 294 / 15 |9 - x| = 7x / 22 + 48 / 11|9 - 294 / 15| = (7(294 / 15)) / 22 + 48 / 11|(135 - 294) / 15| = ((2.
058) / 15) / 22 + 48 / 11| - 159 / 15| = (2.
058) / 330 + 48 / 11159 / 15 = (2.
058 * 11 + 330 * 48) / (3.
630)159 / 15 = (22.
638 + 15.
840) / (3.
630)53 / 5 = (38.
478) / (3.
630)53 / 5 = 53 / 5.