Homework Help Forum: algebra/9th grade

Posted by hope on Wednesday, October 7, 2009 at 4:30pm.

decide whether the given ordered pair is a solution of the equation: 1. 3y+12x=-4; (1/5, -35/15): 2. 8-3x+24y=0; (5, 23/24) I think neither of them are. _______ find the x-intercept of the graph of the equation. 3. 13x-24y=-5 --> x=-5/13 4. -14+6y=7x --> x=-2 __ find the y-intercept of the graph of the equation: 5. 17x+4y+10=0 --> y= -2 1/2 6. 19+5y=15x --> y= -2 3/5 ___ find the slope of the line passing through the points: 7. (-5,5), (-7,-6) --> -11/3 8. (7,12), (4,-13) --> -25/3 please check these and tell me whats wrong. thanks

• algebra/9th grade - DrBob222, Wednesday, October 7, 2009 at 4:55pm

  I think 6, 7, and 8 need work.

  
  

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