Writing Linear Equations
Point-Slope Form
1) VIDEO: https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/point-slope-form/v/linear-equations-in-point-slope-form
2) Textbook style explanation: http://www.purplemath.com/modules/strtlneq2.htm
3) Sparknotes, textbook style: http://www.sparknotes.com/math/algebra1/writingequations/section2.rhtml
4) PRACTICE, writing equations in point-slope form: http://ca.ixl.com/math/grade-9/point-slope-form-write-an-equation
5) PRACTICE, writing equations in point-slope form from a graph: http://ca.ixl.com/math/grade-9/point-slope-form-write-an-equation-from-a-graph
2) Textbook style explanation: http://www.purplemath.com/modules/strtlneq2.htm
3) Sparknotes, textbook style: http://www.sparknotes.com/math/algebra1/writingequations/section2.rhtml
4) PRACTICE, writing equations in point-slope form: http://ca.ixl.com/math/grade-9/point-slope-form-write-an-equation
5) PRACTICE, writing equations in point-slope form from a graph: http://ca.ixl.com/math/grade-9/point-slope-form-write-an-equation-from-a-graph
Slope-Intercept Form
HELPFUL RESOURCES:
1) Textbook style: http://www.purplemath.com/modules/strtlneq.htm
2) Video: https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/equation-of-a-line/v/linear-equations-in-slope-intercept-form
3) Practice: https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/equation-of-a-line/e/slope_intercept_form
4) Practice: http://www.ixl.com/math/algebra-1/slope-intercept-form-write-an-equation
REVIEW:
1) Practice finding the slope of a line: https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/slope-and-intercepts/e/slope_of_a_line
1) Textbook style: http://www.purplemath.com/modules/strtlneq.htm
2) Video: https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/equation-of-a-line/v/linear-equations-in-slope-intercept-form
3) Practice: https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/equation-of-a-line/e/slope_intercept_form
4) Practice: http://www.ixl.com/math/algebra-1/slope-intercept-form-write-an-equation
REVIEW:
1) Practice finding the slope of a line: https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/slope-and-intercepts/e/slope_of_a_line
Standard Form
Main points to consider:
1) “A” cannot be negative
2) “A” and “B” should have a greatest common factor (GCF) or 1.
3) If given the option, A should be an INTEGER (this means that it shouldn’t a decimal or a fraction)
RESOURCES:
1) VIDEO: http://www.virtualnerd.com/algebra-1/relations-functions/graphing-linear-equations/identifying-linear-equations/linear-equation-standard-form-definition
2) Graphs (PRACTICE): http://www.ixl.com/math/algebra-1/standard-form-graph-an-equation
3) Tutorial: http://www.mathwarehouse.com/algebra/linear_equation/standard-form-equation-of-a-line.php
1) “A” cannot be negative
2) “A” and “B” should have a greatest common factor (GCF) or 1.
3) If given the option, A should be an INTEGER (this means that it shouldn’t a decimal or a fraction)
RESOURCES:
1) VIDEO: http://www.virtualnerd.com/algebra-1/relations-functions/graphing-linear-equations/identifying-linear-equations/linear-equation-standard-form-definition
2) Graphs (PRACTICE): http://www.ixl.com/math/algebra-1/standard-form-graph-an-equation
3) Tutorial: http://www.mathwarehouse.com/algebra/linear_equation/standard-form-equation-of-a-line.php