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.

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)
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