The following are examples of expressions:
2
x
3 + 7
2 × y + 5
2 + 6 × (4 - 2)
z + 3 × (8 - z)
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To help understand the math problem.
That probably means that you describe something in words.
A numerical expression is an expression that uses number. For example, if a teacher told you to write four plus six subract two , you would simply write it in number form. 4+6-2.
(5 × 7) ÷ 5 = 7
No. An expression cannot be solved.