devilishdylan5111 devilishdylan5111
  • 11-04-2018
  • Mathematics
contestada

Add.

(5x2 – 2x) + (6x – 4)

A. 5x2 – 8x + 4
B. 5x2 + 4x – 4
C. 30x3 – 32x2 + 8x
D. 11x2 – 6x

Respuesta :

mkryukova19 mkryukova19
  • 11-04-2018
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
Answer Link
eudora eudora
  • 28-08-2019

Answer:

Option B.

Step-by-step explanation:

The given expression is (5x² - 2x) + (6x - 4)

Now we we will add like terms

5x²+ (6x - 2x) - 4

= 5x² + 4x - 4

Therefore, final solution matches with option B.

Answer Link

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