Answer:
If each pound costs $5.46, then
p
pounds can be multiplied to 5.46 to find the costs of different amounts of lithium.
Total cost: C
5.46
p
=
C
Step-by-step explanation:
Answer:
yes i believe it is correct
Step-by-step explanation:
Answer:
Step-by-step explanation:
let their ages be x,y,z and x>y>z
x+y+z=74 ...(1)
x=(y+z)-12
or x-y-z=-12 ...(2)
y=z+5 ...(3)
add (1) and (2)
2x=62
x=62/2=31
from (1)
31+y+z=74
y+z=74-31=43
substitute from (3)
z+5+z=43
2z=43-5=38
z=38/2=19
y=19+5=24
so their ages are 31,24 and 19
Answer:
n=0
Step-by-step explanation:
See pictures
Hope this helps ^-^