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3y = -2x - 6
y = -2/3x - 2
y = mx + c
m = -2/3
karena sejajar, maka m1 = m2
gradien = -2/3
y - b = m(x - a)
y - 5 = -2/3(x - (-2))
y - 5 = -2/3(x + 2)
y - 5 = -2/3x - 4/3
3y - 15 = -2x - 4
3y = -2x - 4 + 15
3y = -2x + 11
atau
3y + 2x - 11 = 0
atau
3y + 2x = 11