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Tarea de álgebra 1 er. año

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  • 1. PRÁCTICA DE ÁLGEBRA GRADO: PRIMERO TEMA: ECUACIONES DE PRIMER GRADOResuelve las siguientes ecuaciones: 17) 45 – 17x – 15 = 32x – 40 – 54x 18) 24 – 18x + 6 = 12x – 18 – 14x 1) x + 9 = 16 19) 2·(3x – 4) = 2x + 12 2) x – 6 = 4 20) 4·(3x – 5) + 3 = 19 3) x + 10 = 21 21) 3·(2x + 2) = 2·(x + 9) 4) x – 8 = 12 22) 3·(3x + 2) = 2·(x + 9) – 19 5) 7 = x + 1 1 3 6) 40 – x = 29 23) x 2 4 10) 7x – 15 – 6x = 3 3 x 7 24) 8 2 8 11) 2x + 6 – x = 23 7 2x x 1 12) 3x – 17 = 13 25) 4 5 2 3 13) 3x – 52 – 17x = 80 x 5 2x 26) 1 2 6 3 14) 4x – 16 – 7x = 20 3x 3x 5 27) 2 15) 15x – 73 = 6x + 35 4 2 6 16) 23x – 52 – 17x = 80 – 6x – 12 7 x 5x 3 28) 1 8 5 4 10

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