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Simplify (3x + 5) + (2x - 9) - (4x + 3). x - 7 -x - 7 -9x - 1 9x - 1
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3 votes
Simplify (3x + 5) + (2x - 9) - (4x + 3).
x - 7
-x - 7
-9x - 1
9x - 1

User Guzba
by
7.5k points

2 Answers

5 votes

Answer:

X - 7

Explanation:

User Cephalopod
by
7.4k points
3 votes
(3x+5) + (2x-9) - (4x+3)
Open the parentheses.
3x + 5 + 2x - 9 - 4x - 3
Combine like terms.
3x + 2x - 4x + 5 - 9 - 3
Sometimes it helps to think of them separately:
3x + 2x - 4x = x (because 3+2-4=1)
5 - 9 - 3 = -7
So the final thing is
X - 7
User Kurczak
by
7.6k points
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