Answer:
its 400 c
Step-by-step explanation:
because it is
The answer should be J.15.
Answer:x+2y-12=0
Step-by-step explanation:
3x+6y=36
-36. -36
3x+6y-36=0
Divide by 3 to get
X+2x-12=0
The expression can be solved by expanding the bracket and multiplying out the terms


Therefore, the expression can be simplified as;

Alternatively, using the theorem of difference of two squares, which is

Hence,
