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Finite Math Examples
Step 1
Multiply by .
Step 2
Move to the left of .
Step 3
Step 3.1
Two matrices can be multiplied if and only if the number of columns in the first matrix is equal to the number of rows in the second matrix. In this case, the first matrix is and the second matrix is .
Step 3.2
Multiply each row in the first matrix by each column in the second matrix.
Step 3.3
Simplify each element of the matrix by multiplying out all the expressions.
Step 4
Write as a linear system of equations.
Step 5
Step 5.1
Divide each term in by and simplify.
Step 5.1.1
Divide each term in by .
Step 5.1.2
Simplify the left side.
Step 5.1.2.1
Cancel the common factor of .
Step 5.1.2.1.1
Cancel the common factor.
Step 5.1.2.1.2
Divide by .
Step 5.1.3
Simplify the right side.
Step 5.1.3.1
Dividing two negative values results in a positive value.
Step 5.2
Replace all occurrences of with in each equation.
Step 5.2.1
Replace all occurrences of in with .
Step 5.2.2
Simplify the left side.
Step 5.2.2.1
Multiply .
Step 5.2.2.1.1
Combine and .
Step 5.2.2.1.2
Multiply by .
Step 5.3
Since is not true, there is no solution.