3 years ago

(-3x2 + 6x - 12) + (5x + 9) is equivalent to expression __

Mathematics

1 answer:

Xelga [282]3 years ago

3 0

Answer:

$-3x^{2}+11x-3$

Step-by-step explanation:

$(-3x^{2}+6x-12)+(5x+9) = -3x^{2} + 6x - 12 + 5x + 9 = -3x^{2} + 11x - 3$

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