Answer:
y=4/5x
Step-by-step explanation:
y=mx+b
plug in y and x into each equation and solve!
4=5m+b
8=10m+b
4=5m
m=4/5
b=0
y=4/5x+0
Answer:
X is five, 100% :D
Step-by-step explanation:
-17/2
Step-by-step explanation:
30-8(8)+4y
30=64+4y
30-64=4y
-34=4y
y= -34/4
y= -17/2
hope it helps!
Answer:

Step-by-step explanation:
Given

Required
The inverse

Replace f(n) with y

Swap positions of y and n

Make y the subject

Replace y with f'(n)

Answer:
It's D
Step-by-step explanation:
I can't see the option D
But, A,B, and C are absolutely incorrect.