Asked by Deborah
42. How many solutions does the system have?
3x + 12y = 20
y = –x +
A.)one
B.)two
C.)infinite
D.)none
I'm not sure what the answer is, I am bad at these.
3x + 12y = 20
y = –x +
A.)one
B.)two
C.)infinite
D.)none
I'm not sure what the answer is, I am bad at these.
Answers
Answered by
Steve
the two lines have different slopes, so they have to intersect somewhere. Two such lines intersect in at most one point.
(A)
(A)
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