Answer:
(a) 
(b) 
Step-by-step explanation:
Given

Solving (a): Multiply equation by 5.
Multiply both sides by 5

Open bracket


(b) Solve for y in
and 

Subtract 10x from both sides

Divide both sides by 35


Factorize the numerator:

Express 35 as 7 * 5



<em>When </em>
<em> is solved, the solution will be: </em>
<em></em>
Answer:
answer in pdf below. hope it helps :)
Step-by-step explanation:
Answer:
9/4
Step-by-step explanation:
Answer:
(2,5) (7,9) (3,9) (5,8)
The relation is a function.