SOLUTION: i need to know how many solutions the system has. x^2+y^2=4 and y=x-1

SOLUTION: i need to know how many solutions the system has. x^2+y^2=4 and y=x-1

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Question 589242: i need to know how many solutions the system has.
x^2+y^2=4 and y=x-1
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
x^2+y^2=4 is a circle
and y=x-1 is a line
the line crosses the circle twice
there are two solutions
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