Answer:
It's the second option -> y = 1/2x -1
Answer:
4
Step-by-step explanation:
Substitute: 
Cross out the common factor: 
Calculate the product or quotient: 
Calculate the product or quotient: 
Calculate the sum or difference: 
Cross out the common factor: 
Answer: 
Answer:
B (r= 1/6s)
Step-by-step explanation:
If you just work out each option, you'll see that "s" multiplied by 1/6 gets r.
Answer:
The value of x is 4√2 and y is 2√6
I hope it helps