Find the common denominator of y +6 an y-3 what is it???
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3(y - 3) / (y - 3)(y + 6) + 4(y + 6) / (y - 3)(y + 6)
3y - 9 / (y - 3)(y + 6) + 4y + 24 / (y - 3)(y + 6)
7y + 15 / (y - 3)(y + 6)
3y - 9 / (y - 3)(y + 6) + 4y + 24 / (y - 3)(y + 6)
7y + 15 / (y - 3)(y + 6)
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Do your own goddamn homework.
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cd= ysquared +3y -18