mayadhabratt mayadhabratt

26-08-2019
Mathematics

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Which expression is equivalent to ( 2x^2+6x-3) - (x^2-2x-7)?

Respuesta :

thedemon840 thedemon840

26-08-2019

Answer:

x^2 + 4x + 4

Step-by-step explanation:

Add the values with the same variables of x...

Dont that the negative sign is also multiplied into the bracket of (x^2 - 2x - 7)

(2x^2 - x^2) + (6x - 2x) + (-3 + 7)

; x^2 + 4x + 4

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