Complete each of the following. Hint: It might be helpful to draw a diagram, then define a variable and write an equation so that the solution to that equation is the answer to the given question.
a. Bret bought a coat on sale for 35% off the retail price. If he paid $150, what was the original retail price?
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b. Destiny's investment account changed by - 33% of its value. After this change, the account's value was $ 25, 230. What was its value before this change?
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