Question

Using Cramer’s Rule, what is the value of x in the solution to the system of linear equations below?

x+3y=16
3x+y=8

Answer 1

A: 16 3 8 1 / -8 = 1

Explanation:

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Answer 2

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Answer:

x = 1

Explanation:

The attached shows the matrices and the determinants. The value of x is ...

x = ∆₁/∆ = -8/-8 = 1

The value of x in the solution to this system of equations is 1.