0
Anonymous
It equals to the equation of a straight line.
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3
2x + 3 = 92x = 9 - 32x = 6x = 6/2x = 3
3.5
Both equations are equal and so: 3x+1 = 2x+3 3x-2x = 3-1 x = 2 and by substituting y = 7
No. They are parallel.