Answer:


Step-by-step explanation:
Given


Required
Determine the solution
Make x the subject of formula in: 

Divide both sides by 4


Substitute
in 

Solve the fraction

Open the bracket


Subtract 0.1 from both sides


Divide both sides by 0.2

Substitute 0 for y in 




This would simply be y=8x. Which is not one of the options. Are you sure that is the function?
Answer:
4.1
Step-by-step explanation:
Answer:
X=4
Step-by-step explanation: