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y = 6x -14
3x + 4y = -2
3x + 4(6x-14) = -2
3x + 24x - 56 = -2
27x = 54
x = 2
y = 6x - 14
= 6(2) - 14
= 12-14
= -2
y = 6x - 14
Substitusi
3x + 4y = -2
3x + 4(6x - 14) = -2
3x + 24x - 56 = -2
27x = -2 + 56
27x = 54
x = 54/27
x = 2
y = 6x - 14
y = 6(2) - 14
y = 12 - 14
y = -2