Respuesta :

Answer:

10. n = 11.1

14. t = 4.5

Step-by-step explanation:

10) 2.1n = 18 + 5.31

     2.1n = 23.31   divide both sides by 2.1

       n = 11.1

14) 0.12t = -0.06 + 0.6

     0.12t = 0.54   divide both sides by 0.12  

            t = 4.5