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anonymous
 one year ago
What are the xcoordinates of the solutions to this system of equations?
x2 + y2 = 25
y = 2x − 5
−4 and 0
4 and 0
−3 and −5
3 and −5
anonymous
 one year ago
What are the xcoordinates of the solutions to this system of equations? x2 + y2 = 25 y = 2x − 5 −4 and 0 4 and 0 −3 and −5 3 and −5

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DanJS
 one year ago
Best ResponseYou've already chosen the best response.1it is a circle and a line, so it will intersect never, once as a tangent, or twice as a secant through th ecircle

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1They give you the value for y, y=2x5 put that into the circle equation, and solve for x \[x^2+(2x5)^2=25\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i don't know how to do that can you please help

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1\[x^2+(2x5)(2x5)=25\] \[x^2+4x^210x 10x+25=25\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1\[5x^220x = 0\] \[5x(x4) = 0\] \[5x=0~~~~~or~~~~~x4=0\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1if you are following till now , you can finish er

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so would it be 4 and 0?
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