* Enable ruff PLR5501 rule
* [pre-commit.ci] auto fixes from pre-commit.com hooks
for more information, see https://pre-commit.ci
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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
* added script for solving system of linear equations in two variables
* implemented all the suggested changes
* changed RuntimeError to ValueError
* Update matrix/system_of_linear_equation_in_2_variables.py
* Update matrix/system_of_linear_equation_in_2_variables.py
* Update and rename system_of_linear_equation_in_2_variables.py to cramers_rule_2x2.py
Co-authored-by: Christian Clauss <cclauss@me.com>