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20 March, 22:10

Add.

(5x2 - 2x) + (6x - 4)

A. 5x2 - 8x + 4

B. 5x2 + 4x - 4

C. 30x3 - 32x2 + 8x

D. 11x2 - 6x

+2
Answers (1)
  1. 21 March, 00:51
    0
    You need open parentheses, do not change signs, because it is +, and add like terms

    5x²-2x+6x-4=5x²+4x-4

    correct answer is B
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