isshaddyx isshaddyx

18-02-2021
Mathematics

contestada

1.- Sea y = 2x + 1 ¿Cuál es el valor de "y cuando"x" es igual a 7?
a) 15
b)3
c) 5
2.- Sea y = 3x? - 7 ¿Cuál es el valor de y cuando"x" es igual a 7?
a) 150
b) 140
c) 130

Respuesta :

marc2282 marc2282

18-02-2021

1 es A porque 2 x 7 = 14 mas 1 es 15

No se numero dos. 3 x 7 es 21 menos 7 es 14, pero no hay un option de 14

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