Asked by please please help 3 days till semester over

How many solutions does the system of equations have?
x-3y=15 and 3x-9y=5
one
two
infinitely many
none

How many solutions does the system of equations have?
y-5x= -6 and 3y-15x= -12
one
two
infinitely many
none
Answered by Steve
multiply the 1st by 3 and you have
3x-9y=45
3x-9y=5
There's no way they can both be true. The line sare parallel, so they do not intersect.

same for #2. Try it and see what happens.
Answered by Ra'Chel
How many solutions are there to this problem;9y + 5 = -5 + 4y?
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