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Verified answer
Bab Persamaan GarisMatematika SMP Kelas VIII
1] y = mx + c
gradien = m
2y = 3x + 2
y = (3x + 2)/2
y = (3/2) x + 1
m = 3/2
2] ax + by = c
m = -a/b
2x + 4y = 3
m = -a/b
m = -2/4
m = -1/2