
Jon S. answered 04/17/21
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slope of line 3x + 4y = 5 is -3/4
passes through (4,9). in point slope form that line is:
y - 9 = -3/4 (x - 4)
4y - 36 = -3(x - 4)
4y - 36 = -3x + 12
3x + 4y = 48