Looking at the line graph any - number to the left of the -4 would be less than -4.
This would make A true, -8 is less than -4
l+w=20000
l=w+4000
w+4000+w=20000
2w+4000=20000
2w=16000
w=8000
l = 8000 +4000 = 12000
William scored 8000, Luca scored 12000
How to solve your problem
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The answer is 65 you are welcome
200kg I think being serious