Answer:
a) yx=63
b) y=3
Step-by-step explanation:
a)
yx=k (inverse formula)
7(9)=k
63=k
b)
y(21)=63
y=63/21
y=3
A)− 8/3 , − 5/2 , − 7/ 4 , − 3/ 5
$3,500 at 10% and $6,500 at 7%.
M * 10% + (10000 - M) * 7% = 805
0.1M + 700 - 0.07M = 805
0.03M = 105
M = 3500
f(x)=
Is there a picture or something?
