Alex's Algebra

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Lines


Parallel and perpendicular lines

Perpendicular lines correction

Linear Equations
y = mx + b
Ax + By = C
y - y(1) = m(x - x(1))

Graphing from Slope Intercept equation

Linear Equations
y = mx + b

y - y(1) = m(x - x(1))

y - y1
--------
x - x1

Domain and Range

Domain and Range (silly)

Systems 1