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    Precalculus Functions and Graphs Study Set 1
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    Exam 9: Matrices and Determinants
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    Solve the System Using the Inverse of the Coefficient Matrix
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Solve the System Using the Inverse of the Coefficient Matrix

Question 178

Question 178

Multiple Choice

Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation.
--5x + 3y = 8 -2x + 4y = 20


A) {(6, 2) }
B) {(-2, -6) }
C) {(-6, -2) }
D) {(2, 6) }

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