Question x-8-x-
1.4 Systems of Two Linear Equations - Substitution method
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The solution to the given system of equations is . What is the value of ?
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x = 8 x + 3 y = 26 The solution to the given system of
Medium-difficulty · SAT Math · Systems of Two Linear Equations — Substitution method. 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 . The first equation in the given system is . Substituting for in the second equation in the given system yields . Subtracting from both sides of this equation yields . Dividing both sides of this equation by yields . Therefore, the value of is .
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