That expression is x-6.
x+9x
2x+15
An algebraic expression for "6 less than 5 and a number" is (5 - x - 6), where x represents the unknown number.
Oh, dude, it's like this - when you divide 6 by a number in algebra, you just write it as 6 divided by x, where x is the mysterious number you're dividing by. So, the algebraic expression for 6 divided by a number is 6/x. Easy peasy, right?
x+6
That expression is x-6.
It is an algebraic expression.
x+6
x+9x
2x+15
An algebraic expression for "6 less than 5 and a number" is (5 - x - 6), where x represents the unknown number.
2X-6
Oh, dude, it's like this - when you divide 6 by a number in algebra, you just write it as 6 divided by x, where x is the mysterious number you're dividing by. So, the algebraic expression for 6 divided by a number is 6/x. Easy peasy, right?
They are two terms of an algebraic expression.
n+7 or X+7
If the algebraic expression can be written in the form of a(x)/b(x) where a(x) and b(x) are polynomial functions of x and b(x) ≠0, then the expression is a rational algebraic expression.