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Combining like terms $2x^2$ and $-x^2$
Learn how to solve quadratic equations problems step by step online.
$x^2=-1\cdot 1^2+x^2$
Learn how to solve quadratic equations problems step by step online. Solve the quadratic equation 2x^2-x^2=-1^2+x^2. Combining like terms 2x^2 and -x^2. Calculate the power 1^2. Move everything to the left hand side of the equation. Cancel like terms x^2 and -x^2.