SungKaczka543 SungKaczka543

25-04-2014
Mathematics

Answered

Which of the following is an equivalent simplified expression for 2(4x + 7) – 3(2x – 4) ?
A. x + 2
B. 2x + 2
C. 2x + 26
D. 3x + 10
E. 3x + 11
Can anyone explain this one for me?

Answer :

25-04-2014

2(4x + 7 ) -3 ( 2x - 4 )
8x + 14 - 6x + 12 combine like terms.
2x + 14 + 12
2x + 26
Answer: C. 2x + 26

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