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8P + 3q - 18 P=1/2 and Q= 7
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8P + 3q - 18 P=1/2 and Q= 7

User Oren Trutner
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8(1/2) + 3(7) - 18
4 + 21 - 18
25 - 18
7
User Patonza
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the answer is 7. 8P=4 3q=21. you add those and get 25 then subtract 18 and get 7
User Terence Chow
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