Simplify the expression 3x^2
- simplify the expression 2 3x 1 6
- simplify the expression 12x+3x+12x+2
- simplify the expression (3x^2+5x-2)
- simplify the expression 3x 2 4x 5
- simplify the expression 3x 2 2x 5
- simplify the expression 3x^2-2x-1
- simplify the expression (3x^2-4x+1)
- simplify the expression 3x2+4x-7
- simplify the expression 3x 2 4
- simplify the expression 2(3x)
