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31 March, 18:28

Add.

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

A. 5x2 - 8x + 4

B. 5x2 + 4x - 4

C. 30x3 - 32x2 + 8x

D. 11x2 - 6x

+5
Answers (1)
  1. 31 March, 18:58
    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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