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3t-6-2t-8/12≤2/3 (/ bukan bagi tpi per....)
t-14≤2/3*12
t≤8+14
t≤22
2. samkan penyebutnya
10m-9m-42/15>0
m-42>0
m>42
berikan aku solusi yang terbaik yachhhh