Mcdonald Gross
03/23/2024 · Primary School
Taller 1. Determina el tipo de solución de cada sistema de ecuación lineal \( -3 x-5 y=2 \) \( 6 x+7 y=-1 \) 1 un teatro, 2 entradas de niño y I entrada de adulto cuestan 13 dólares. Mientras que el costo de 3 entradas de niño y 2 de adulto costaron 21 dólares. ¿Cuál es el costo de una boleta de niño y una de adulto?
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El costo de una entrada de niño es 4 dólares y el costo de una entrada de adulto es 4.5 dólares.
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