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Yg b gabisa mastiin bener. Maaf klo salah.Soal
a) 5x - 2 = 4x + 7
b) 8x - 7p = 5x + 3p
Penyelesaian
a) 5x - 2 = 4x + 7
5x - 2 - 4x + 7 = 0
x - 5 = 0
b) 8x - 7p = 5x + 3p
8x - 7p - 5x + 3p = 0
3x - 2p = 0