Represent the system of equations in matrix format.
Setup the determinant by breaking it into smaller components.
The determinant of a 2x2 matrix can be found using the formula
Simplify the expression. D=3 Setup the determinant by breaking it into smaller components.
The determinant of a 2x2 matrix can be found using the formula
Simplify the expression.
Setup the determinant by breaking it into smaller components.
The determinant of a 2x2 matrix can be found using the formula
Simplify the expression.
Setup the determinant by breaking it into smaller components.
The determinant of a 2x2 matrix can be found using the formula
Simplify the expression.
Find the value of
by Cramer's Rule, which states that
Reduce the expression
Find the value of
by Cramer's Rule, which states that
Reduce the expression
Find the value of
by removing a factor of 3 from the numerator and denominator.
by removing a factor of 3 from the numerator and denominator.
by Cramer's Rule, which states that
Reduce the expression
by removing a factor of 3 from the numerator and denominator.