Priya and Wei Lin together scored (4h + 10) marks on a test. Wei Lin scored (h + 4) marks. Priya scored 30 marks. Find the value of h.
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Worked Solution
Step 1: Write an expression for Priya's marks.
Priya = Total - Wei Lin = (4h + 10) - (h + 4) = 3h + 6
Step 2: Set Priya's expression equal to 30.
3h + 6 = 30
Step 3: Solve for h.
3h = 30 - 6 = 24
h = 24 / 3 = 8
Answer: 8
Correct answer: 8
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