Question the-eq
The equation gives the relationship between the side lengths and of a certain parallelogram. If , what is the value of ?
The equation 46 = 2 a + 2 b gives the relationship between the side lengths
Medium-difficulty · SAT Math · Linear Equations in One Variable — Single-variable equations (multi-step). Read the question above, select your answer, and check the full explanation below to understand exactly why the correct choice works.
Answer explanation
The correct answer is . It's given that the equation gives the relationship between the side lengths and of a certain parallelogram. Substituting for in the given equation yields , or . Subtracting from both sides of this equation yields . Dividing both sides of this equation by yields . Therefore, if , the value of is .
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