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Question
Express the following equation in the form in which y is dependent variable.
3x + 4y = 15
Sum
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Solution
Given: 3x + 4y = 15
Subtract 3x from both sides, then divide by 4
3x + 4y = 15
4y = 15 – 3x
`y = (15 - 3x)/4`
`y = -(3/4)x + 15/4`
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