How to Write a Direct Variation Equation
Y kx -----1 Substitute x 15 and y 4. Where P is the principal that your uncle invested. Activity Sheet On Modeling Direct Variations From Math Through Discovery Llc Direct Variation Math Linear Function In a direct variation y 4 when x 15. . Substitute k 103 in 1. Solve the equation for k k the constant of variation. This tutorial shows you how to take given information and turn it into a direct variation equation. To write the equation of direct variation we replace the letter k by the number 2 in the equation y k x y kx ykx. This formula is a variant of the compound-interest formula by the way In the language of variation this formula reads as. This video explains how to graph a linear direct variation equation with a positive slope. When an equation that represents direct variation is graphed in the Cartesian Plane it is always a straight line passing through the origin. 4 k15 4 15k. Divide each side by...