4 years ago

Can someone help me solve this ?

1 answer:

6 0

$5x {}^{2} + 6x - 3 + 4x {}^{2} - 8x + 2 =$
$= 9x {}^{2} - 2x - 1$
In the original expression there are 6 terms in the simplyfied one there are only 3

In the simplified expression coefficient of x is (-2)

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