Question

decide whether the following is an equation or an expression.

(7t + 4(t + 4) = 3)

choose the correct answer.

• it is an equation.
• it is an expression.

Explanation:

Identify the mathematical statement

$$ 7t + 4(t + 4) = 3 $$

Check for an equality symbol

$$ \text{The statement contains the "=" symbol.} $$

Classify the statement

$$ \text{An equality symbol relates two expressions, making it an equation.} $$

Answer:

• It is an equation. (Correct answer)
• It is an expression.