Hasil (2r-75)-(85-r)(r-25)=
Matematika
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Pertanyaan
Hasil (2r-75)-(85-r)(r-25)=
1 Jawaban
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1. Jawaban Leohadik
(2r+r-75-85)(r-25)
(3r-170)(r-25)
3r²-75r-170r+4250
3r²-240r+4250