Hello,
f(x)=4(x+3)-5=4x+12-5=4x+7
y=4x+7==>c=(y-7)/4
f^(-1)(x)=(x-7)/4
f^(-1)( 3)=(3-7)/4=-4/4=-1
Answer D
I believe the answer would be 13.75 but i’m not completely sure on this so correct me if i’m wrong
Answer: 3x 3
+7x 2
+40x+4
Step-by-step explanation: Hope that helps
First we multiply 7 and 0.15 to see how many he lost. We get 1.50 so now we know he lost 1.50 of his collection. we add 5.55 and 1.50 and get 7.05 we divide 7.05 by 0.15 47.
Tony had 47 stamps