Question 430770
{{{x^2+y^2=49}}}
{{{y^2-2x=49}}} --> {{{y^2 = 2x+49}}}
Sub for y^2 in eqn 1
{{{x^2 + 2x + 49 = 49}}}
{{{x^2 + 2x = 0}}}
x = 0, x = -2
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sub for x and find y