If y = 2x + 1, what is y when x = 4?

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Prepare for the GMAS 6th Grade Mathematics Test with guided quizzes. Study using flashcards and multiple-choice questions with detailed hints. Succeed in your math exam!

Multiple Choice

If y = 2x + 1, what is y when x = 4?

Explanation:
This question tests substituting a value into a linear expression and evaluating it. Replace x with 4 in y = 2x + 1. So y = 2(4) + 1 = 8 + 1 = 9. Therefore, y is 9. The other numbers would come from different x-values, not from x = 4.

This question tests substituting a value into a linear expression and evaluating it. Replace x with 4 in y = 2x + 1. So y = 2(4) + 1 = 8 + 1 = 9. Therefore, y is 9. The other numbers would come from different x-values, not from x = 4.

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