If y = 4x - 2, what is y when x = 3?

Study for the TABE Math Test. Practice with flashcards and multiple-choice questions, each question offers hints and explanations. Get ready for your exam!

Multiple Choice

If y = 4x - 2, what is y when x = 3?

Explanation:
Evaluating a linear expression at a given value means substitute that value for the variable and compute. Replace x with 3 in y = 4x - 2. Compute 4×3 to get 12, then subtract 2 to get 10. So y equals 10 when x is 3.

Evaluating a linear expression at a given value means substitute that value for the variable and compute. Replace x with 3 in y = 4x - 2. Compute 4×3 to get 12, then subtract 2 to get 10. So y equals 10 when x is 3.

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