If 3x + 6 = 21, what is the value of x? - Practice (English) | ObjectiveMcq

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If 3x + 6 = 21, what is the value of x? - Practice (English) | ObjectiveMcq

PracticeMathAlgebraIf 3x + 6 = 21, what is the value o...

Algebra MathEasy

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If 3x + 6 = 21, what is the value of x?

Correct Answer: B — 5

Explanation:

3x + 6 = 21 → 3x = 15 → x = 5.

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