Question

Add and simplify.

(2x2 – 11x) + (3x2 + 10x – 4)

A.
5x4 – 4

B.
5x2 – x – 4

C.
6x2 – 11x – 4

D.
5x2 – 4

Answer 1

(2x2 – 11x) + (3x2 + 10x – 4) = 2x2 – 11x + 3x2 + 10x – 4 add similar terms
= (2+3)x2 +(-11+10)x – 4
= 5x2 – x – 4

Answer 2

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