SOLUTION: Solve the following system of equations and state answer in coordinate pairs?x=2y and x^(2)+y^(2)=(5)/(16) answers...(1/2,1/4)(-1/2,-1/4),(1/2,1/4)(-1/2,1/4), no solution

Question 441884: Solve the following system of equations and state answer in coordinate pairs?x=2y and x^(2)+y^(2)=(5)/(16)
answers...(1/2,1/4)(-1/2,-1/4),(1/2,1/4)(-1/2,1/4), no solution
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Solve the following system of equations and state answer in coordinate pairs?x=2y and x^(2)+y^(2)=(5)/(16)
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substitute for "x and solve for "y":
(2y)^2 + y^2 = (5/16)
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5y^2 = 5/16
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y^2 = 1/16
y = +(1/4) or y = -1/4
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Solve for "x":
x = 2y
If y = 1/4, x = 1/2; If y = -1/4, x = -1/2
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cheers,
Stan H.
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answers...(1/2,1/4)(-1/2,-1/4),(1/2,1/4)(-1/2,1/4), no solution
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