Question

Find each sum or difference. (x2-3x + 1) - (x3 + 7 – 12x) Oa. 2x3 - 15x + 8 Ob.-12x + 8 c. 9x - 6 d.-9x – 6​

Answer 1

(2-3x+1)-(3x+7-12x)

(2+1-3x)-(3x-12x+7)

(3-3x)-(-9x+7)

3-3x--9x+7

3-3x+9x+7

3+7+9x-3x

10+6x or 6x+10

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hope it helps