Solve for x: sqrt(4x + 9) = 7.

A8

B9

C10

D11

Explanation

4x + 9 = 7^2 = 49 => 4x = 40 => x = 10.

Exam Relevance

Topic: Algebra
Subtopic: Radical Equations

Submitted by: mcqstutor Team More Mathematics MCQs →