Answer:
Step-by-step explanation:
y= 3/2x-2
3
The price of the watch is 280$
We know that the original price is 400 dollers, and its on sale for 30%.
So we do 30% of 400 = 120$
finally we do, 400$ - 120$ = 280$
so the final price of the watch is 280$
hope this helps
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