Question

Which of the following equations has exactly the same solutions as (x−7)(x+9)=0?(1 point)%0D%0AResponses%0D%0A%0D%0Ax2=−2x+63%0D%0Ax squared equals negative 2 x plus 63%0D%0A%0D%0Ax2+2x=−63%0D%0Ax squared plus 2 x equals negative 63%0D%0A%0D%0Ax2=2x−63%0D%0Ax squared equals 2 x minus 63%0D%0A%0D%0Ax2−2x−63=0

Answer 1

The equation (x−7)(x+9)=0 can be rewritten as x^2+2x-63=0.

Therefore, the equation x^2+2x=−63 has exactly the same solutions as (x−7)(x+9)=0.

So, the correct option is x^2+2x=−63.