None of them.
nth term
The best algebraic expression for 7 x plus 12 -4 is 7x+8.
n/8 + 3
16 is a term in the expression 16+x
It is a quadratic expression
None of them.
p+2d
It is 3*(54n + 1.8)
nth term
The best algebraic expression for 7 x plus 12 -4 is 7x+8.
n/8 + 3
16 is a term in the expression 16+x
twice a number n is 2n plus 3 is + 3 → twice a number n plus 3 is 2n + 3.
It's a binomial algebraic expression that represents a number. The number that it represents completely depends on what number 'x' is.
If the variable x represents the number: 5x + 3ParenthesesExponentsMultiplyDivideAddSubtractAlways remember this
The base area is 15 + (x + 2)/x2.