6x^2-5x+3 - (3x^2+8x-4)

Mathematics

2 answers:

amid [387]2 years ago

5 0

The answer should be 3x^2 -13x+7.

pantera1 [17]2 years ago

3 0

$6x {}^{2} - 5x + 3 - ( {3x}^{2} + 8x - 4)$

$= 6 {x}^{2} - 5x + 3 - {3x}^{2} - 8x + 4$

$= ( {6x}^{2} - {3x}^{2} ) + ( - 5x - 8x) + (3 + 4)$

$= {3x}^{2} - 13x + 7$

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