Solve Systems of Equations Using Matrices · Try It 6

Perform the indicated operations on the augmented matrix:
ⓐ Interchange rows 1 and 2,
ⓑ Multiply row 1 by 2,
ⓒ Multiply row 2 by 3 and add to row 1.
$[\begin{array}{rlrlrlrlr}2& & & -3& & & -2& & \\ 4& & & 1& & & -3& & \\ 5& & & 0& & & 4& & \end{array}|\begin{array}{ccc}& & -4\\ & & 2\\ & & -1\end{array}]$

OpenStax, Intermediate Algebra 2e · §4.5 Solve Systems of Equations Using Matrices · Try It 6