tolong bantu dong penting banget
Matematika
tria1910
Pertanyaan
tolong bantu dong penting banget
1 Jawaban
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1. Jawaban dwiwulan187ozlqhb
(5x-7)/2 + (2x+7)/3=3x-14
(15x-21+4x+14)/6=3x-14
(11x-7)/6=3x-14
11x-7=6(3x-14)
11x-7=18x-84
84-7=18x-11x
77=7x
77/7=x
11=x