Answer:
slope intercept form is y=mx+b
your m is 4
all you do is plug the numbers in
y=4x+6
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:
B
Step-by-step explanation:
