Post a New Question

math(am i right)

posted by .

determine whether (-5,1) is a solution of 9x-9y= -3

I said no am i correct?

solve by elimination mehtod. 2x+3y=4, 4x+6y=8 type as ordered pair, type N for no solution, I for many.

I chose I am I correct?

  • math(am i right) -

    How did you determine that the answer was "no" to the first one?
    BTW. you were right.

    For the second, what happens if you multiply your first equation by 2 ?

    - So how many lines are you intersecting by solving ?

    - Wouldn't any point that works for the first also work for the second ?

    - How many points are on the first line ?
    So .....

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question