From dffc7898759be59e65f9f08e876748985f3b23ab Mon Sep 17 00:00:00 2001
From: Rohanrbharadwaj <89947037+Rohanrbharadwaj@users.noreply.github.com>
Date: Mon, 11 Oct 2021 02:42:40 +0530
Subject: [PATCH 1/7] Create linear_equations_in_two_variables.py

---
 maths/linear_equations_in_two_variables.py | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 maths/linear_equations_in_two_variables.py

diff --git a/maths/linear_equations_in_two_variables.py b/maths/linear_equations_in_two_variables.py
new file mode 100644
index 000000000000..82cf3a96afd8
--- /dev/null
+++ b/maths/linear_equations_in_two_variables.py
@@ -0,0 +1,20 @@
+'''
+Solves linear equations in two variables
+Inputs : Co-efficients of x and y in a pair of equations, Dependents
+Outputs : Values of x and y
+'''
+
+def solve(x_coefficient_1: float, y_coefficient_1: float, dependent_1: float, x_coefficient_2: float, y_coefficient_2: float, dependent_2: float) -> list:
+  '''
+  >>> solve(4,5,20,1,2,13)
+  [-8.333333333333332, 10.666666666666666]
+  '''
+  import numpy
+  coefficients = numpy.array([ [x_coefficient_1, y_coefficient_1], [x_coefficient_2, y_coefficient_2] ])
+  dependents = numpy.array([dependent_1, dependent_2])
+  answers = numpy.linalg.solve(coefficients, dependents)
+  return list(answers)
+
+if __name__ == '__main__':
+  from doctest import testmod
+  testmod()

From a6f1f05865c439102b6e8b114de9c0e561280455 Mon Sep 17 00:00:00 2001
From: Rohanrbharadwaj <89947037+Rohanrbharadwaj@users.noreply.github.com>
Date: Mon, 11 Oct 2021 15:55:41 +0530
Subject: [PATCH 2/7] Update linear_equations_in_two_variables.py

---
 maths/linear_equations_in_two_variables.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/maths/linear_equations_in_two_variables.py b/maths/linear_equations_in_two_variables.py
index 82cf3a96afd8..3705053dfa7e 100644
--- a/maths/linear_equations_in_two_variables.py
+++ b/maths/linear_equations_in_two_variables.py
@@ -4,7 +4,12 @@
 Outputs : Values of x and y
 '''
 
-def solve(x_coefficient_1: float, y_coefficient_1: float, dependent_1: float, x_coefficient_2: float, y_coefficient_2: float, dependent_2: float) -> list:
+def solve(x_coefficient_1: float,
+          y_coefficient_1: float,
+          dependent_1: float,
+          x_coefficient_2: float,
+          y_coefficient_2: float,
+          dependent_2: float) -> list:
   '''
   >>> solve(4,5,20,1,2,13)
   [-8.333333333333332, 10.666666666666666]

From af757e77ead829989f6921a1db247b8d089fdeb8 Mon Sep 17 00:00:00 2001
From: Rohanrbharadwaj <89947037+Rohanrbharadwaj@users.noreply.github.com>
Date: Mon, 11 Oct 2021 16:37:13 +0530
Subject: [PATCH 3/7] Update linear_equations_in_two_variables.py

---
 maths/linear_equations_in_two_variables.py | 35 ++++++++++++----------
 1 file changed, 20 insertions(+), 15 deletions(-)

diff --git a/maths/linear_equations_in_two_variables.py b/maths/linear_equations_in_two_variables.py
index 3705053dfa7e..c75c2f104e45 100644
--- a/maths/linear_equations_in_two_variables.py
+++ b/maths/linear_equations_in_two_variables.py
@@ -4,21 +4,26 @@
 Outputs : Values of x and y
 '''
 
-def solve(x_coefficient_1: float,
-          y_coefficient_1: float,
-          dependent_1: float,
-          x_coefficient_2: float,
-          y_coefficient_2: float,
-          dependent_2: float) -> list:
-  '''
-  >>> solve(4,5,20,1,2,13)
-  [-8.333333333333332, 10.666666666666666]
-  '''
-  import numpy
-  coefficients = numpy.array([ [x_coefficient_1, y_coefficient_1], [x_coefficient_2, y_coefficient_2] ])
-  dependents = numpy.array([dependent_1, dependent_2])
-  answers = numpy.linalg.solve(coefficients, dependents)
-  return list(answers)
+def solve(
+    x_coefficient_1: float,
+    y_coefficient_1: float,
+    dependent_1: float,
+    x_coefficient_2: float,
+    y_coefficient_2: float,
+    dependent_2: float,
+) -> list:
+    """
+    >>> solve(4,5,20,1,2,13)
+    [-8.333333333333332, 10.666666666666666]
+    """
+    import numpy
+
+    coefficients = numpy.array(
+        [[x_coefficient_1, y_coefficient_1], [x_coefficient_2, y_coefficient_2]]
+    )
+    dependents = numpy.array([dependent_1, dependent_2])
+    answers = numpy.linalg.solve(coefficients, dependents)
+    return list(answers)
 
 if __name__ == '__main__':
   from doctest import testmod

From 97b868ec456440f83c7e2df8482155c5d3b3c72e Mon Sep 17 00:00:00 2001
From: Rohanrbharadwaj <89947037+Rohanrbharadwaj@users.noreply.github.com>
Date: Mon, 11 Oct 2021 16:39:03 +0530
Subject: [PATCH 4/7] Update linear_equations_in_two_variables.py

---
 maths/linear_equations_in_two_variables.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/maths/linear_equations_in_two_variables.py b/maths/linear_equations_in_two_variables.py
index c75c2f104e45..ea219b594fd5 100644
--- a/maths/linear_equations_in_two_variables.py
+++ b/maths/linear_equations_in_two_variables.py
@@ -1,8 +1,8 @@
-'''
+"""
 Solves linear equations in two variables
 Inputs : Co-efficients of x and y in a pair of equations, Dependents
 Outputs : Values of x and y
-'''
+"""
 
 def solve(
     x_coefficient_1: float,
@@ -25,6 +25,6 @@ def solve(
     answers = numpy.linalg.solve(coefficients, dependents)
     return list(answers)
 
-if __name__ == '__main__':
+if __name__ == "__main__":
   from doctest import testmod
   testmod()

From ccc8621ded3456fe1cfec11632a815230b59fccf Mon Sep 17 00:00:00 2001
From: Rohanrbharadwaj <89947037+Rohanrbharadwaj@users.noreply.github.com>
Date: Mon, 11 Oct 2021 16:40:26 +0530
Subject: [PATCH 5/7] Update linear_equations_in_two_variables.py

---
 maths/linear_equations_in_two_variables.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/maths/linear_equations_in_two_variables.py b/maths/linear_equations_in_two_variables.py
index ea219b594fd5..b4535a5e5f36 100644
--- a/maths/linear_equations_in_two_variables.py
+++ b/maths/linear_equations_in_two_variables.py
@@ -27,4 +27,5 @@ def solve(
 
 if __name__ == "__main__":
   from doctest import testmod
+
   testmod()

From cb1dbeec6280838af9cf6317a472b4d775eb543c Mon Sep 17 00:00:00 2001
From: Rohanrbharadwaj <89947037+Rohanrbharadwaj@users.noreply.github.com>
Date: Mon, 11 Oct 2021 16:43:53 +0530
Subject: [PATCH 6/7] Update linear_equations_in_two_variables.py

---
 maths/linear_equations_in_two_variables.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/maths/linear_equations_in_two_variables.py b/maths/linear_equations_in_two_variables.py
index b4535a5e5f36..897bc5a6f8e7 100644
--- a/maths/linear_equations_in_two_variables.py
+++ b/maths/linear_equations_in_two_variables.py
@@ -26,6 +26,6 @@ def solve(
     return list(answers)
 
 if __name__ == "__main__":
-  from doctest import testmod
+    from doctest import testmod
 
-  testmod()
+    testmod()

From 6930b65d576319135317417d1d93c36499cb0338 Mon Sep 17 00:00:00 2001
From: Rohanrbharadwaj <89947037+Rohanrbharadwaj@users.noreply.github.com>
Date: Mon, 11 Oct 2021 16:47:27 +0530
Subject: [PATCH 7/7] Update linear_equations_in_two_variables.py

---
 maths/linear_equations_in_two_variables.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/maths/linear_equations_in_two_variables.py b/maths/linear_equations_in_two_variables.py
index 897bc5a6f8e7..02507946a111 100644
--- a/maths/linear_equations_in_two_variables.py
+++ b/maths/linear_equations_in_two_variables.py
@@ -4,6 +4,7 @@
 Outputs : Values of x and y
 """
 
+
 def solve(
     x_coefficient_1: float,
     y_coefficient_1: float,
@@ -25,6 +26,7 @@ def solve(
     answers = numpy.linalg.solve(coefficients, dependents)
     return list(answers)
 
+
 if __name__ == "__main__":
     from doctest import testmod