70% I think beacuse she is making more profit about 70% then she bought it for
Step-by-step explanation:

Then collect like terms
answer is x = 4
A watch decreased in price by
4
5
. After the reduction it was priced at £10. What was the original price of the watch?
Answer:
-4(rule pemdas)
Step-by-step explanation:
-6-5+7
-11+7
-4
Answer:
-9/4 ÷ (-2/3)
Step-by-step explanation:
-(2 1/4) ➡ -9/4
-2/3 ➡ (again a reciprocal needed) -3/2 since we need the result to be positive both expression should remain negative so the answer is -9/4 ÷ -2/3