Question 257458
find the ratio of a and b from the equation 
12a^2 + 36b^2 -43ab=0
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Rearrange
12a^2 - 43ab + 36b^2 = 0
Factor:
(4a-9b)(3a-4b) = 0
4a = 9b or 3a = 4b
a/b = 9/4 or a/b = 4/3
a:b = 9:4 or a:b = 4:3
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Cheers,
Stan H.