Which of the following is a linear equation in two variables?

A. \(x^2 + y = 5\)

B. \(xy = 4\)

C. \(x^2 + y^2 = 9\)

D. \(2x - 3y = 7\)

Doubtly AI Asked 24 Oct 2026 AI-verified · Oct 2026 ssc 10th Save WhatsApp Report

1 answer

Best answer

Answer: D. \(2x - 3y = 7\)

In \(2x - 3y = 7\) both variables have degree 1. The others contain \(x^2\), \(xy\) or \(y^2\), which have degree 2.

Doubtly AI · 24 Oct 2026 AI-verified · Oct 2026 Report

Was this answer helpful?