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Verified answer
Kelas 7 MatematikaBab Persamaan Linear
t - 4 = 5 (2t + 1)
t - 4 = 10t + 5
t - 10t = 5 + 4
-9t = 9
t = 9/-9
t = -1
t - 4 = 10t + 5
t - 10t = 5 + 4
-9t = 9
t = -1