7
QuizMultiple Choice

Systems of Equations

Question 7 • LJISD-TX-Precalculus-B-CR

Solve the system of equations.y = -5x - 8y = 4x + 1

Answer
A
( 1, -3)
B
( -1, -3)
C
( 3, 1)
D
No solution

Explanation

Set the two expressions for y equal: −5x − 8 = 4x + 1. Solving gives −9 = 9x, so x = −1; substituting into y = 4x + 1 gives y = −3. The solution is (−1, −3), choice B.

AI-written and checked against the verified answer.

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