On Sports Day, four classes each won $y$ gold medals. Together with 9 silver medals from the relay teams, the school collected 25 medals in total. This gives the equation $4y + 9 = 25$. Solve for $y$.
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Worked Solution
Step 1: Subtract 9 from both sides to isolate the term with y.\n 4y + 9 - 9 = 25 - 9\n 4y = 16\n
Step 2: Divide both sides by 4 to find y.\n 4y ÷ 4 = 16 ÷ 4\n y = 4
Answer: 4
Correct answer: 4
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