The question i'm having a problem with is the following: copy and complete: 3t-4 is a(n)_?expression and 5+13 is a(n)_? Expression. Do they mean a numerical expression?

Answer 1

Both are algebraic expressions.

One is a linear expression while the other is a numeric expression.

But which is which?

Answer 2

if x=4, which of the following expression does Not equal 9?