[size=100][size=150]The standard linear equation is in the form of A * x + B * y = C.[br][br]This file demonstrates the effects of modifying one or more of the coefficients of the equation. Move the sliders to set the equation you wish to view.[br][br]Find two points on the line. P1(____, ____) and P2(_____, _____)[br]Compute the slope: [br]. . . . . . ..y1 - y2 ________ - _________[br][br]. . m = ---------- = ------------------------------[br]. . . . . . .x1 - x2 ________ - _________[br][br]Find the y-intercept: ( 0, _____)[br][br]Rewrite the equation in slope-intercept form: y = ____ x + ____[/size][/size]

This applet can be used by teachers in a demonstration mode in the classroom or teachers can have students load it on their own computers with a worksheet to be complete for a grade.