21000=a+b
ax.075xt=6xbx.04xt
t cancels out
a=3.2b
21000= 3.2b+b
21000=4.2b
b=5000
a=16000
account with 7.5% had 16000 invested in it.
account with 4% had 5000 invested in it
Answer:
more details about this?
Step-by-step explanation:
Answer:
the constant propertianr would be 4!
Step-by-step explanation:
1 times 4 is 4
2 times 4 is 8
3 times 4 is 12
4 times 4 is 16
1/10 of an hour (D) is correct. Hope this helped :)
