combine like terms
3x + 2x + 3y - 7y
The expression 3x + 2x + 3y - 7y can be simplified by combining like terms:
3x + 2x = 5x
3y - 7y = -4y
Therefore, the simplified expression is:
5x - 4y
3x + 2x + 3y - 7y
3x + 2x = 5x
3y - 7y = -4y
Therefore, the simplified expression is:
5x - 4y