Respuesta :
Answer:
$5.75
Step-by-step explanation:
Tin- t, Copper- c
t= c+2 and 4t+6c= 10*4.55
---------------
- 4t+6c= 10*4.55 ⇒ 4(c+2)+6c= 45.5 ⇒ 10c+8= 45.5 ⇒ 10c= 37.5 ⇒ c= $3.75
so
- t= c+2= 3.75+2= $5.75
Answer:
$5.75
Step-by-step explanation:
Tin- t, Copper- c
t= c+2 and 4t+6c= 10*4.55
---------------
so