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Which expressions are equivalent to 8(-10x+3.5y-7)? Select two options.
A. -80x + 24.5y - 56
B. -80x + 28y - 56
C. 80x + 28y + 56
D. 4 (-20x + 7y - 14)
E. -4 (-20x + 7y - 14)

Respuesta :

saadatk

Answer:

B, D

Explanation:

8(-10x+3.5y-7)

= -80x + 28y - 56

4 (-20x + 7y - 14)

= 8(-10x+3.5y-7)

= -80x + 28y - 56

fieryanswererft

Answer:

B) -80x + 28y - 56

D) 4 (-20x + 7y - 14)

Original Expression:

⇒ 8(-10x+3.5y-7)

⇒ -80x + 28y - 56

Now confirmed that option B is correct when the expression is simplified which makes option A and C not applicable.

For option D:

⇒ 4 (-20x + 7y - 14)

⇒ -80x + 28y - 56

Option E is not correct as:

⇒ -4 (-20x + 7y - 14)

⇒ 80x - 28y + 56

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