Find the value of x if (x/3) + (x/4) = 7.

Topic: Algebra
Subtopic: Linear Equations

A12

B15

C18

D21

Explanation

Taking LCM of 3 and 4 (which is 12): (4x + 3x)/12 = 7 => 7x/12 = 7 => 7x = 84 => x = 12.

Exam Relevance

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