Is x = 4 a solution of 3x + 13 = 25?

Type: MCQ • Marks: 1

A. No

B. Cannot be determined

C. Only if x is even

D. Yes

Explanation

Substitute x = 4: 3 × 4 + 13 = 25, which equals the RHS. So yes.

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Class 7th Ganita Prakash 2

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