Respuesta :

abrahamkwabs

Answer:

84t+64s-360

Step-by-step explanation:

Multiply through by a common factor

120×(1/5t+1/3s) + 120(-3+1/5s+1/2t)

(24t+40s) + (-360+24s+60t)

Group like terms

24t+60t+40s+24s-360

84t+64s-360