algebra

perpendicular or parallel?
x+9=y and y-x=-5 ?

2. 2x-7y=5 and 2y-7x=7?

3.Slope-intercept equation y=? of this problem the slope is 3.3 and y-intercept is (0,-7) ?

4. m=4, (3,1)....what is y=?

5. m=2/3, (5,-8)?

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asked by lisa
  1. I will be happy to check your thinking on this. I know you don't want me to give you the answers.

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