Question

how 2x²-x²=x² please help ​

Answer 1

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Step-by-step explanation:

$2 {x}^{2} - {x}^{2} = {x}^{2}$

${x}^{2} (2 - 1) = {x}^{2}$

${x}^{2} (1) = {x}^{2}$

${x}^{2} = {x}^{2}$