Simplify: 4x + 3 +(-3x) + 7x - 6x

A.
8x + 3

B.
2x + 3

C.
5x

D. -4x

Combining like terms, we have 4x + 3 + (-3x) + 7x - 6x = (4x - 3x + 7x - 6x) + 3 = 2x + 3.

The simplified form of the expression is 2x + 3.

The correct option is B.