Respuesta :

Step-by-step explanation:

0.4t = 10.4 -19.6

0.4t= -9.2

t = -9.2/0.4

t = -23

Answer:

  • t=-75

Step-by-step explanation:

[tex] 0.4t+19.6=-10.4\\\\\\0.4t=-10.4-19.6\\\\\\0.4t=-30\\\\\\t=-\dfrac{30}{0.4}\\\\\\t=-75[/tex]

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