Seven, though they can be reduced to 3 if like terms are combined.
5
To simplify the expression 12ab + 9ab - 7ab, you first combine like terms. The coefficients of the like terms are added or subtracted, while the variables remain the same. In this case, you add the coefficients of the like terms: 12 + 9 - 7 = 14. So, the simplified expression is 14ab.
6
an expression
3m + 12
It is 112.3
It is an expression with a single variable, x.
No, it is an expression.
The best algebraic expression for 7 x plus 12 -4 is 7x+8.
It is an expression of two terms as: 4a+12
The commutative property.
There is no factor of the expression in the question.