Set 2: Linear Equations

Choice C is correct. Choice C is the correct answer. 1. Subtract 2 x: $3x - 2 = 13$ 2. Add 2: $3x = 15$ 3. Divide by 3: $x = 5$ 4. Verify: $5(5) - 2 = 23$ and $2(5) + 13 = 23$ ✓ Choice A is incorrect because it results from an error in the solution process. Choice B is incorrect because it results from an error in the solution process. Choice D is incorrect because it results from an error in the solution process.