Question
The average score received by Tina, Linda, Xandra and Pamela in a recent Social Studies test was 86 marks. Tina and Linda both got 8w marks each while Xandra got half of Pamela's marks. How many marks did Xandra score for the test? Express your answer in terms of w.
3 m

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The average score received by Tina, Linda, Xandra and Pamela in a recent Social Studies test was 86 marks. Tina and Linda both got 8w marks each while Xandra got half of Pamela's marks. How many marks did Xandra score for the test? Express your answer in terms of w.