Set 1: Linear Equations

Explanation

Answer: C

If $8x - 3x + 5 = 25$ , what is the value of $x$ ?

✓ Correct

Detailed Explanation

Choice C is correct. Choice A is the correct answer. 1. Combine like terms: $5x + 5 = 25$ 2. Subtract 5: $5x = 20$ 3. Divide by 5: $x = 4$ 4. Verify: $8(4) - 3(4) + 5 = 32 - 12 + 5 = 25$ ✓ Choice D is incorrect because it results from an error in the solution process. Choice C is incorrect because it results from an error in the solution process. Choice C is incorrect because it results from an error in the solution process.

Key Steps:

•

The correct answer is 4

Why others are wrong:

A: Choice A is incorrect and may result from a calculation error.

B: Choice B is incorrect and may result from a calculation error.

D: Choice D is incorrect and may result from a calculation error.

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