jwb
2k-3 = 5 (1)
2k = 8
= 4
-(2k - 3) = 5 (2)
-2k + 3 = 5
-2k = 2
= -1
k1 = 4, k2 = -1
k1 + k2 = 4 (-1)
= 3
nilai k1 + k2 = 3
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Lengkapnya
jwb
2k-3 = 5 (1)
2k = 8
= 4
-(2k - 3) = 5 (2)
-2k + 3 = 5
-2k = 2
= -1
k1 = 4, k2 = -1
k1 + k2 = 4 (-1)
= 3
nilai k1 + k2 = 3