Question 803802
What two number mulitply to -64 and add to be -5
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x*y = -64
x + y = -5 --> y = -5-x
x*(-5-x) = -64
x*(x+5) = 64
{{{x^2 + 5x - 64 = 0}}}
*[invoke solve_quadratic_equation 1,5,-64]
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x = one of the solutions above, y = the other one.