Tentukan persamaan garis melalui(4,-6) sejajar 2x +y =4
dengan rumusnya
dengan rumusnya
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2x+y=4
y=-2x+4 --> m1= -2
(4,-6)
rumus umum y-y1=m(x-x1)
y-(-6)= -2(x-4)
y+6= -2x+8
y= -2x+2