✨ Best Answer ✨
x/3 + y/4 = 1
=> y = (-4/3)x + 1
令所求：y = (3/4)x + b
-1 = (3/4)(2) + b
b = -5/2
y = (3/4)x - 5/2
3x - 4y - 10 = 0
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