Question

Given that 5 x − 4 y = 34 Find y when x = − 3 Give your answer as an improper fraction in its simplest form.

Answer 1

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Answer 2

Answer:

$5x - 4y = 34.....(1) \: \: \: \: when \: x = - 3 \\ \\ put \: the \: value \: of \: (x )\: in \: equation..(1) \\ \\ 5 \times - 3 - 4y = 34 \\ - 15 - 4y = 34 \\ - 15 - 34 = 4y \\ - 49 = 4y \\ - \frac{49}{4} = y \\ y = - \frac{49}{4}$

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