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Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation. which method should jeremy use?