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Simplify the expression.

1) -n + 9n + 3 - 8 8n

2) 6a - b - 2a + 4b

3) 18 - 3c + 9 + 4d

4) 3 - 4x + 5y + 6x - 12y

5) -21x - 2x(second power) + 16x(second power)

1 Answer

2 votes
1) 16n - 5
2) 4a + 3b
3) -3c + 27 + 4d
4) 2x - 7y + 3
5) 21x + 14x(second power)

User Deekor
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