Multiply the first equation by -2 gives:_
-2y = -8 + 2x
2y = 8 - 2x
adding these 2 equations:-
0 = 0
This shows that the 2 equations are equal so there are infinite solutions
The answer is C. (2jk)^-2
The principal amount is 
<u>SOLUTION:
</u>
Given that, simple interest
;
after 3 years
We have to find the principal.
Now, let the principal amount be p.
Then,
Now, we know that, Balance = Principal amount + Simple Interest

Answer:
7.82
Step-by-step explanation:
I solved it