Respuesta :

kirubelG13

Answer:

1.t=15 2.a=3:5

Step-by-step explanation:

[tex]1. \: \: \frac{2}{5}t = 6 \\ \frac{5}{2} \times \frac{2}{5} t = 6 \times \frac{5}{2} \\ t = 3 \times 5 \\ t = 15[/tex]

[tex]2. \: - 4.5 + 8 = a - 8 + 8 \\ a = 8 - 4.5 \\ a = 3.5[/tex]

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