Right, 3x-4x+9x-x
1. 3x - x = 2x
2. 9x-4x = 5x
- 2x +5x = 7x
is eassy
3a * * * * * Actually, it is 4a.
If you simplify the equation (s+t+s) the answer is 2s+t
When you simplify 49 plus 37 (49+37), the result is 86.
13a
3x
2a² + 6a
3n.
4b
It is: 4b+6
8007 to be rigfht
2x