15. (3k + 1)x2 + 2(k + 1)x + k=0 please answer it fast
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Answer:9k+x=-5
Step-by-step explanation:
(3k+1)*2+2(k+1)x+k=0
6k+3+2k+2+x+k=0
9k+ x+5=0
9k+x=-5
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