Question

find the angle between two 2x+3y=13 , 2x-5y+7=0​

Answer 1

Answer:

$2x + 3y = 13 \\ 2x - 5y + 7 = 0 \\ = 2x - 5y = - 7 \\ \\ solve \: 1st \: and \: 3rd\: step \: \\ 2x + 3y = 13 \\ 2x - 5y = - 7 \\ = - 2y = 6 \\ = y = \frac{6}{ - 2} \\ = y = - 3$

Answer 2

Explanation:

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