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Problems on Linear Equations

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1.Graph each line using y-intercept and slope.
y+4x=8

2.in each case determine whether the lines are parallel,perpendicular,or neither.
y=x+7
y=-x+2

3.the line is parallel to -3x+2y=9 and contains the point(-2,1)

4.Find the equation of each line in the form y=mx+b if possible.
the line through(3,2) with undefined slope

5. n varies directly as q, and n=39 when q=3.Find n when q=8

6.find the variation constant, and write a formula that expresses the indicated variation.
c varies inversely as d, and c=5 when d=2

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1.) The graph of the line y + 4x = 8 is: (convert first to y = -4x + 8 to get the slope and y-intercept)
2.) The lines are perpendicular. It ...

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