Respuesta :
Good morning Brainiac
2x² - x²
= 2x² - 1x²
= x² + x² - x²
= x²
I hope that's help:)
Have a great summer :)
2x squared minus 2x squared is equals x squared. Its because the each variable with the same exponential value can e subtracted or added to each other according to the law of adding or subtracting variables