There are an infinite number of expressions that are equivalent. As a trivial example:
-5x - 5y + 1 - 1
would simplify to the same expression. If you wish to factor the expression, it would come out as:
-5(x + y)
An equivalent expression.
69 is an equivalent expression.
y-x5 is an expression. An expression is not equivalent to any equation.
A cubed
Fractions yfg
It is 25xy.
34 is an equivalent expression.
The expression 9+5 is equivalent.
If an algebraic expression is equivalent to another algebraic expression then it is an equation.
1/25
Which expression is equivalent to cot t sec t
3.092 is equivalent to 3.0920
22
25xy is an equivalent expression.
10
15 1/2
11 + ab is the expression.