Question Video: Evaluating Algebraic Expressions | Nagwa Question Video: Evaluating Algebraic Expressions | Nagwa

Question Video: Evaluating Algebraic Expressions Mathematics

Evaluate 𝑚 × 5 if 𝑚 = 7.

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Video Transcript

Evaluate 𝑚 times five if 𝑚 equals seven.

We have our expression, the letter 𝑚 times five, and then we’re told that the letter 𝑚 has a value of seven. In this expression, we can plug in the seven for 𝑚.

We substitute seven for 𝑚. Our new expression says seven times five, and seven times five equals 35. 𝑚 times five if 𝑚 equals seven is equal to 35.

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