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Ax + 4y = 2, (3, -1) : Find A
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Ax + 4y = 2, (3, -1) : Find A

User Allan Bazinet
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6 votes

Answer:

Explanation:

we can subsitiute 3 and -1 for x and y respectively to get 3A - 4 = 2. After this you add 4 to both sides and get 3A = 6. divide by 3 and you get a = 2

User Arianne
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