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3 votes
Simplify (3x − 8) + (2x + 5) − (4x − 8).

A) x − 11
B) x + 5
C) x + 21
D) 9x + 5

User PWiggin
by
5.2k points

2 Answers

0 votes
The answer is (A) as
When expanded we get:
3x - 8 + 2x + 5 - 4x - 8
After collecting the like terms:
3x + 2x - 4x - 8 + 5 - 8
Now simplify (step by step)
1) 5x - 4x - 8 + 5 -8
2) x - 8 + 5 - 8
3) x -16 + 5
4) x -11

Therefore the answer equals (x - 11) which is option (A)
User Piotr Jurkiewicz
by
4.8k points
1 vote

Answer:

B

Explanation:

3x-8+2x+5-4x+8

3x+2x-4x -8+5+8

x + 5

x+5

User Lydon
by
5.0k points