sat suite question viewer
Algebra
/ Linear equations in one variable
Difficulty: Medium
If , what is the value of ?
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Explanation
Choice D is correct. The value of can be found by isolating this expression in the given equation. Subtracting from both sides of the given equation yields . Subtracting from both sides of this equation yields , which gives , or . Therefore, the value of is .
Choice A is incorrect and may result from conceptual or calculation errors.
Choice B is incorrect. This is the value of , not .
Choice C is incorrect and may result from conceptual or calculation errors.