Answer:
D. 20
Step-by-step explanation:
20% of 20 is 4
Answer:
8
Step-by-step explanation:
Answer:
x and y = 0
the question looks weird and almost wrong because when you subtract the equations, you are left with nothing
Step-by-step explanation:
Multiply the top equation by 3 to make the -x a -3x instead.
Then do the top equation - the bottom equation
At this point you should be left with x
