Simplify 7-[x - (-2x + 9)]. –x - 2 -3x + 16 3x - 2

1 answer:

mylen [45]3 years ago

6 0

- 2x(x^2 - 3)
=(- 2x)(x2) + (- 2x)(- 3)
= - 2x3 + 6x

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